Astronomy
1 - 20 of 500 results-
-
Astrophysics for People in a Hurry
- Written by: Neil deGrasse Tyson
- Narrated by: Neil deGrasse Tyson
- Length: 3 hrs and 41 mins
- Unabridged
-
Overall1,859
-
Performance1,586
-
Story1,571
How do we fit within the universe? How does the universe fit within us? There's no better guide through these questions than astrophysicist and best-selling author Neil deGrasse Tyson....
-
-
make the world smart again.
- By a2thak on 2017-10-19
Preview -
Astrophysics for People in a Hurry
- Narrated by: Neil deGrasse Tyson
- Length: 3 hrs and 41 mins
- Release date: 2017-05-02
- Language: English
- How do we fit within the universe? How does the universe fit within us? There's no better guide through these questions than astrophysicist and best-selling author Neil deGrasse Tyson....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$17.49 or free with 30-day trial
-
-
-
Cosmos
- A Personal Voyage
- Written by: Carl Sagan
- Narrated by: LeVar Burton, Seth MacFarlane, Neil deGrasse Tyson, and others
- Length: 14 hrs and 31 mins
- Unabridged
-
Overall779
-
Performance668
-
Story666
Cosmos is one of the bestselling science books of all time. In clear-eyed prose, Sagan reveals a jewel-like blue world inhabited by a life form that is just beginning to discover its own identity and to venture into the vast ocean of space....
-
-
LeVar is like listening to a breathy James T. Kirk
- By Robert on 2018-04-04
Preview -
Cosmos
- A Personal Voyage
- Narrated by: LeVar Burton, Seth MacFarlane, Neil deGrasse Tyson, Ann Druyan
- Series: Cosmos, Book 1
- Length: 14 hrs and 31 mins
- Release date: 2017-05-30
- Language: English
-
Cosmos is one of the bestselling science books of all time. In clear-eyed prose, Sagan reveals a jewel-like blue world inhabited by a life form that is just beginning to discover its own identity and to venture into the vast ocean of space....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
Sale price: $7.99 (75% off)
Price: $32.00
Sale ends inSale has ended -
-
-
Project Hail Mary
- Written by: Andy Weir
- Narrated by: Ray Porter
- Length: 16 hrs and 10 mins
- Unabridged
-
Overall12,193
-
Performance10,884
-
Story10,864
When the Sun is threatened by an alien microbe, the fate of humanity rests on the shoulders of an unlikely hero – and an even more unlikely friendship.
-
-
Riveting Story!
- By Maggie Irwin on 2021-05-10
Preview -
Project Hail Mary
- Narrated by: Ray Porter
- Length: 16 hrs and 10 mins
- Release date: 2021-05-04
- Language: English
-
When the Sun is threatened by an alien microbe, the fate of humanity rests on the shoulders of an unlikely hero – and an even more unlikely friendship.
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$29.34 or free with 30-day trial
-
-
-
The Dark Forest
- Written by: Cixin Liu, Joel Martinsen - translator
- Narrated by: P. J. Ochlan
- Length: 22 hrs and 36 mins
- Unabridged
-
Overall746
-
Performance618
-
Story619
The inspiration for the Netflix series 3 Body Problem! Over 1 million copies of the Three-Body Problem series sold in North America PRAISE FOR THE THREE-BODY PROBLEM SERIES: “A mind-bending epic.”—The New York Times “War of the Worlds for the 21st century.”—The Wall Street...
-
-
Great book let down by a poor performance
- By Sarah on 2017-11-27
Preview -
The Dark Forest
- Narrated by: P. J. Ochlan
- Series: The Remembrance of Earth's Past, Book 2
- Length: 22 hrs and 36 mins
- Release date: 2015-08-11
- Language: English
- The inspiration for the Netflix series 3 Body Problem! Over 1 million copies of the Three-Body Problem series sold in North America PRAISE FOR THE THREE-BODY PROBLEM SERIES: “A mind-bending epic.”—The New York Times “War of the Worlds for the 21st century.”—The Wall Street...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$49.95 or free with 30-day trial
-
-
-
Welcome to the Universe
- An Astrophysical Tour
- Written by: Michael A. Strauss, J. Richard Gott, Neil deGrasse Tyson
- Narrated by: Michael Butler Murray
- Length: 17 hrs and 53 mins
- Unabridged
-
Overall43
-
Performance34
-
Story34
Welcome to the Universe is a personal guided tour of the cosmos by three of today's leading astrophysicists....
-
-
Excellent content... annoying narrator
- By mykey on 2019-04-03
Preview -
Welcome to the Universe
- An Astrophysical Tour
- Narrated by: Michael Butler Murray
- Length: 17 hrs and 53 mins
- Release date: 2017-02-14
- Language: English
- Welcome to the Universe is a personal guided tour of the cosmos by three of today's leading astrophysicists....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$28.13 or free with 30-day trial
-
-
-
Pale Blue Dot
- A Vision of the Human Future in Space
- Written by: Carl Sagan
- Narrated by: Carl Sagan, Ann Druyan
- Length: 13 hrs and 18 mins
- Unabridged
-
Overall164
-
Performance140
-
Story140
In Cosmos, the late astronomer Carl Sagan cast his gaze over the magnificent mystery of the Universe and made it accessible to millions of people....
-
-
Read by Ann Druyan featuring Carl Sagan
- By Brian on 2018-08-27
Preview -
Pale Blue Dot
- A Vision of the Human Future in Space
- Narrated by: Carl Sagan, Ann Druyan
- Length: 13 hrs and 18 mins
- Release date: 2017-05-30
- Language: English
- In Cosmos, the late astronomer Carl Sagan cast his gaze over the magnificent mystery of the Universe and made it accessible to millions of people....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$24.86 or free with 30-day trial
-
-
-
A Briefer History of Time
- Written by: Stephen Hawking, Leonard Mlodinow
- Narrated by: Erik Davies
- Length: 4 hrs and 21 mins
- Unabridged
-
Overall49
-
Performance41
-
Story40
FROM ONE OF THE MOST BRILLIANT MINDS OF OUR TIME COMES A BOOK THAT CLARIFIES HIS MOST IMPORTANT IDEAS Stephen Hawking’s worldwide bestseller A Brief History of Time remains a landmark volume in scientific writing. But for readers who have asked for a more accessible formulation of its key...
-
-
First half of the book is fantastic, the rest not so much
- By BRUNO on 2023-02-02
Preview -
A Briefer History of Time
- Narrated by: Erik Davies
- Length: 4 hrs and 21 mins
- Release date: 2005-09-27
- Language: English
- FROM ONE OF THE MOST BRILLIANT MINDS OF OUR TIME COMES A BOOK THAT CLARIFIES HIS MOST IMPORTANT IDEAS Stephen Hawking’s worldwide bestseller A Brief History of Time remains a landmark volume in scientific writing. But for readers who have asked for a more accessible formulation of its key...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$20.06 or free with 30-day trial
-
-
-
Einstein's Relativity and the Quantum Revolution: Modern Physics for Non-Scientists, 2nd Edition
- Written by: Richard Wolfson, The Great Courses
- Narrated by: Richard Wolfson
- Length: 12 hrs and 17 mins
- Original Recording
-
Overall147
-
Performance123
-
Story123
"It doesn't take an Einstein to understand modern physics," says Professor Wolfson at the outset of these twenty-four lectures....
-
-
good but old
- By James on 2021-02-25
Preview -
Einstein's Relativity and the Quantum Revolution: Modern Physics for Non-Scientists, 2nd Edition
- Narrated by: Richard Wolfson
- Series: The Great Courses: Physics
- Length: 12 hrs and 17 mins
- Release date: 2013-07-08
- Language: English
- "It doesn't take an Einstein to understand modern physics," says Professor Wolfson at the outset of these twenty-four lectures....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$24.33 or free with 30-day trial
-
-
-
The Greatest Story Ever Told - So Far
- Why Are We Here?
- Written by: Lawrence M. Krauss
- Narrated by: Lawrence Krauss
- Length: 10 hrs and 25 mins
- Unabridged
-
Overall69
-
Performance59
-
Story58
In this grand poetic vision of the universe, Lawrence Krauss tells the dramatic story of the discovery of the hidden world that underlies reality - and our place within it. Reality is not what you think or sense - it’s weird, wild, and counterintuitive....
-
-
Interesting but complex
- By Maurmesa on 2020-12-23
Preview -
The Greatest Story Ever Told - So Far
- Why Are We Here?
- Narrated by: Lawrence Krauss
- Length: 10 hrs and 25 mins
- Release date: 2017-03-21
- Language: English
-
In this grand poetic vision of the universe, Lawrence Krauss tells the dramatic story of the discovery of the hidden world that underlies reality - and our place within it. Reality is not what you think or sense - it’s weird, wild, and counterintuitive....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$23.25 or free with 30-day trial
-
-
-
A Man on the Moon: The Voyages of the Apollo Astronauts
- Written by: Andrew Chaikin
- Narrated by: Bronson Pinchot
- Length: 23 hrs
- Unabridged
-
Overall50
-
Performance44
-
Story44
This book conveys every aspect of the Apollo missions with breathtaking immediacy and stunning detail....
-
-
Great Story, Painful Naration
- By TMD on 2021-04-19
Preview -
A Man on the Moon: The Voyages of the Apollo Astronauts
- Narrated by: Bronson Pinchot
- Length: 23 hrs
- Release date: 2015-10-13
- Language: English
- This book conveys every aspect of the Apollo missions with breathtaking immediacy and stunning detail....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$32.33 or free with 30-day trial
-
-
-
You Are the Universe
- Discovering Your Cosmic Self and Why It Matters
- Written by: Deepak Chopra M.D., Menas C. Kafatos Ph.D.
- Narrated by: Kaleo Griffith
- Length: 10 hrs and 10 mins
- Unabridged
-
Overall42
-
Performance34
-
Story34
NEW YORK TIMES BESTSELLER Deepak Chopra joins forces with leading physicist Menas Kafatos to explore some of the most important and baffling questions about our place in the world. "A riveting and absolutely fascinating adventure that will blow your mind wide open!" —Dr. Rudolph E...
-
-
Mind-blowing!!
- By Katie on 2019-02-05
Preview -
You Are the Universe
- Discovering Your Cosmic Self and Why It Matters
- Narrated by: Kaleo Griffith
- Length: 10 hrs and 10 mins
- Release date: 2017-02-07
- Language: English
- NEW YORK TIMES BESTSELLER Deepak Chopra joins forces with leading physicist Menas Kafatos to explore some of the most important and baffling questions about our place in the world. "A riveting and absolutely fascinating adventure that will blow your mind wide open!" —Dr. Rudolph E...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$25.80 or free with 30-day trial
-
-
-
Death by Black Hole
- And Other Cosmic Quandaries
- Written by: Neil deGrasse Tyson
- Narrated by: Dion Graham
- Length: 12 hrs and 4 mins
- Unabridged
-
Overall64
-
Performance55
-
Story55
Neil deGrasse Tyson has a talent for explaining the mysteries of space with stunning clarity. This collection of his essays from Natural History magazine explores a myriad of cosmic topics....
-
-
Great book !!
- By Allison on 2023-06-14
Preview -
Death by Black Hole
- And Other Cosmic Quandaries
- Narrated by: Dion Graham
- Length: 12 hrs and 4 mins
- Release date: 2007-03-26
- Language: English
- Neil deGrasse Tyson has a talent for explaining the mysteries of space with stunning clarity. This collection of his essays from Natural History magazine explores a myriad of cosmic topics....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$24.33 or free with 30-day trial
-
-
-
The Future of Humanity
- Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth
- Written by: Michio Kaku
- Narrated by: Feodor Chin
- Length: 12 hrs and 22 mins
- Unabridged
-
Overall148
-
Performance125
-
Story125
NEW YORK TIMES BESTSELLER The national bestselling author of The God Equation traverses the frontiers of astrophysics, artificial intelligence, and technology to offer a stunning vision of man's future in space, from settling Mars to traveling to distant galaxies. “Amazing … Kaku is in...
-
-
Skimming the surface
- By Family on 2018-12-10
Preview -
The Future of Humanity
- Terraforming Mars, Interstellar Travel, Immortality, and Our Destiny Beyond Earth
- Narrated by: Feodor Chin
- Length: 12 hrs and 22 mins
- Release date: 2018-02-20
- Language: English
- NEW YORK TIMES BESTSELLER The national bestselling author of The God Equation traverses the frontiers of astrophysics, artificial intelligence, and technology to offer a stunning vision of man's future in space, from settling Mars to traveling to distant galaxies. “Amazing … Kaku is in...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$28.19 or free with 30-day trial
-
-
-
The Big Picture
- On the Origins of Life, Meaning, and the Universe Itself
- Written by: Sean Carroll
- Narrated by: Sean Carroll
- Length: 17 hrs and 22 mins
- Unabridged
-
Overall113
-
Performance97
-
Story93
*An instant New York Times Bestseller* *Publishers Weekly #1 Most Anticipated Science Book of Spring 2016* "You will be enthralled." — Wall Street Journal "A tour de force." — Salon.com Already internationally acclaimed for his elegant, lucid writing on the most challenging notions in modern...
-
-
Maybe angels are transgender...
- By Count Erklock on 2019-10-12
Preview -
The Big Picture
- On the Origins of Life, Meaning, and the Universe Itself
- Narrated by: Sean Carroll
- Length: 17 hrs and 22 mins
- Release date: 2016-05-10
- Language: English
- *An instant New York Times Bestseller* *Publishers Weekly #1 Most Anticipated Science Book of Spring 2016* "You will be enthralled." — Wall Street Journal "A tour de force." — Salon.com Already internationally acclaimed for his elegant, lucid writing on the most challenging notions in modern...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$32.48 or free with 30-day trial
-
-
-
The Demon-Haunted World
- Science as a Candle in the Dark
- Written by: Carl Sagan
- Narrated by: Cary Elwes, Seth MacFarlane
- Length: 17 hrs and 23 mins
- Unabridged
-
Overall281
-
Performance230
-
Story228
How can we make intelligent decisions about our increasingly technology-driven lives if we don’t understand the difference between the myths of pseudoscience and the testable hypotheses of science? Find out....
-
-
sobering, humorous and instructive
- By F Clarke on 2020-04-29
Preview -
The Demon-Haunted World
- Science as a Candle in the Dark
- Narrated by: Cary Elwes, Seth MacFarlane
- Length: 17 hrs and 23 mins
- Release date: 2017-05-30
- Language: English
-
How can we make intelligent decisions about our increasingly technology-driven lives if we don’t understand the difference between the myths of pseudoscience and the testable hypotheses of science? Find out....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$28.05 or free with 30-day trial
-
-
-
Brief Answers to the Big Questions
- Written by: Stephen Hawking
- Narrated by: Ben Whishaw, Garrick Hagon, Lucy Hawking
- Length: 4 hrs and 51 mins
- Unabridged
-
Overall240
-
Performance208
-
Story207
#1 NEW YORK TIMES BESTSELLER The world-famous cosmologist and author of A Brief History of Time leaves us with his final thoughts on the biggest questions facing humankind. “Hawking’s parting gift to humanity . . . a book every thinking person worried about humanity’s future should...
-
-
Simply amazing
- By Andrea Whiting on 2018-11-12
Preview -
Brief Answers to the Big Questions
- Narrated by: Ben Whishaw, Garrick Hagon, Lucy Hawking
- Length: 4 hrs and 51 mins
- Release date: 2018-10-16
- Language: English
- #1 NEW YORK TIMES BESTSELLER The world-famous cosmologist and author of A Brief History of Time leaves us with his final thoughts on the biggest questions facing humankind. “Hawking’s parting gift to humanity . . . a book every thinking person worried about humanity’s future should...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$19.11 or free with 30-day trial
-
-
-
Astrophysics for Young People in a Hurry
- Written by: Gregory Mone, Gabrielle de Cuir, Neil deGrasse Tyson
- Narrated by: LeVar Burton
- Length: 3 hrs and 32 mins
- Unabridged
-
Overall30
-
Performance24
-
Story24
Neil deGrasse Tyson's number-one New York Times best-selling guide to the cosmos, adapted for young listeners....
-
-
Love ALL that Mr deGrasse Tyson writes
- By Haley's Mom on 2023-07-26
Preview -
Astrophysics for Young People in a Hurry
- Narrated by: LeVar Burton
- Length: 3 hrs and 32 mins
- Release date: 2019-02-05
- Language: English
-
Neil deGrasse Tyson's number-one New York Times best-selling guide to the cosmos, adapted for young listeners....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$15.71 or free with 30-day trial
-
-
-
The End of Everything
- (Astrophysically Speaking)
- Written by: Katie Mack
- Narrated by: Gabra Zackman, Katie Mack
- Length: 6 hrs and 21 mins
- Unabridged
-
Overall61
-
Performance50
-
Story50
A NEW YORK TIMES NOTABLE BOOK * AN NPR SCIENCE FRIDAY BOOK CLUB SELECTION * NAMED A BEST BOOK OF THE YEAR BY THE WASHINGTON POST, THE ECONOMIST, NEW SCIENTIST, PUBLISHERS WEEKLY,and THE GUARDIAN From the cohost of the podcast The Universe with John Green and one of the most dynamic stars in...
-
-
Decent Overview But Not Particularly Detailed
- By Shesophist on 2020-09-10
Preview -
The End of Everything
- (Astrophysically Speaking)
- Narrated by: Gabra Zackman, Katie Mack
- Length: 6 hrs and 21 mins
- Release date: 2020-08-04
- Language: English
- A NEW YORK TIMES NOTABLE BOOK * AN NPR SCIENCE FRIDAY BOOK CLUB SELECTION * NAMED A BEST BOOK OF THE YEAR BY THE WASHINGTON POST, THE ECONOMIST, NEW SCIENTIST, PUBLISHERS WEEKLY,and THE GUARDIAN From the cohost of the podcast The Universe with John Green and one of the most dynamic stars in...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$19.99 or free with 30-day trial
-
-
-
Three Roads to Quantum Gravity
- Written by: Lee Smolin
- Narrated by: L. J. Ganser
- Length: 8 hrs and 39 mins
- Unabridged
-
Overall8
-
Performance8
-
Story8
In Three Roads to Quantum Gravity, Lee Smolin provides an accessible overview of the attempts to build a final "theory of everything." He explains in simple terms what scientists are talking about when they say the world is made from exotic entities such as loops, strings, and black holes and...
-
-
Too generic, too shallow
- By Kindle Customer on 2025-04-30
Preview -
Three Roads to Quantum Gravity
- Narrated by: L. J. Ganser
- Length: 8 hrs and 39 mins
- Release date: 2018-09-24
- Language: English
- In Three Roads to Quantum Gravity, Lee Smolin provides an accessible overview of the attempts to build a final "theory of everything." He explains in simple terms what scientists are talking about when they say the world is made from exotic entities such as loops, strings, and black holes and...
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$22.07 or free with 30-day trial
-
-
-
How to Die in Space
- A Journey Through Dangerous Astrophysical Phenomena
- Written by: Paul M. Sutter PhD
- Narrated by: Paul M. Sutter PhD
- Length: 12 hrs and 41 mins
- Unabridged
-
Overall5
-
Performance5
-
Story5
A brilliant and breathtakingly vivid tour of the universe, describing the physics of the dangerous, the deadly, and the scary in the cosmos....
-
-
Fascinating, comprehensive and well written
- By Vote Sizing Steve on 2021-11-22
Preview -
How to Die in Space
- A Journey Through Dangerous Astrophysical Phenomena
- Narrated by: Paul M. Sutter PhD
- Length: 12 hrs and 41 mins
- Release date: 2020-06-02
- Language: English
-
A brilliant and breathtakingly vivid tour of the universe, describing the physics of the dangerous, the deadly, and the scary in the cosmos....
Failed to add items
Sorry, we are unable to add the item because your shopping cart is already at capacity.Add to Cart failed.
Please try again laterAdd to Wish List failed.
Please try again laterRemove from wish list failed.
Please try again laterFollow podcast failed
Unfollow podcast failed
$24.63 or free with 30-day trial
-