Science Mysteries

Charles Forbin has dedicated the last 10 years of his life to the construction of his own supercomputer, Colossus, rejecting romantic and social endeavors in order to create the United States' very first Artificially Intelligent defense system. Colossus is a supercomputer capable of taking in and analyzing data rapidly, allowing it to make real time decisions about the nation's defense.

Ripped from the headlines, the explosive Trackers saga is a realistic depiction of what an EMP attack and the aftermath might look like from one of the genre's leading voices, USA Today best-selling author and former Homeland Security disaster mitigation officer Nicholas Sansbury Smith. This box set includes the entire four-book Trackers series with over 30 hours of post-apocalyptic survival fiction and action. This box set includes Trackers, Trackers 2: The Hunted, Trackers 3: The Storm, and Trackers 4: The Damned.

Welcome to Wicked - the paranormal sixth borough of New York that's home to witches and goblins, werewolves and necromancers, elves and vampires‚ and former Detective Dani DeMarco. Dani's busy with the grand opening of her family's pizza parlor when a knock on the door leaves her face to face with the stunning yet lethal vampire in charge of the NYPD's supernatural branch - Captain Matthew King. There's been a high-profile double homicide in the Sixth Borough, and Dani's peculiar talent is the only hope to untangle the web of lies and magic connecting the dead victims.

My name's Devon Jinx, and, yes, I'm half warlock, half witch. But I couldn't care less about which kind of magic is better. All I want to do is keep my head down and get on with my new job as an investigator at the Hunted Witch Agency. A recent, shall we say, mistake has put me in place to inherit the leadership of the warlocks. Which means only one thing. I have a choice to make: leave behind my life of witchery to become a warlock, or lose my warlock magic forever. Complicating my choice is the fact that someone is trying to destroy the warlock coven.

Political division in the US has reached the boiling point, and the second American Civil War is underfoot. A far-left socialist candidate has stolen the reins of power, and his designs against the republic are absolute. Ava's group pledges to launch an insurgency campaign against the occupying force in Texas, but will have to watch out for those who have been tasked with purging the patriots. Ava's team cannot fail in its mission to liberate Texas. If Texas falls, America's demise is all but certain.

Deputy US Marshal Cait Keane is a Witch with a Badge—and a Dragon for a partner. The Boston office tour will have to wait—her first day on the job in her new appointment is canceled to pursue a federal fugitive, a magical with a penchant for fire. She'll need her gun and her wand to take him down. What will her team think of having a magical on board? When a federal judge is killed, she discovers she's in the middle of a territorial battle between criminal organizations. The killer is a magical, or working with one, which makes Cait the perfect Marshal to take them down.

On December 7, 1941, the Japanese launched an attack against U.S. naval forces stationed in Pearl Harbor, Hawaii. But what if the Japanese followed up their air assault with an invasion and occupation of Hawaii? This is the question explored by Harry Turtledove in Days of Infamy, with frightening implications.

Phoebe Winchester’s beloved Aunt Eudora has a taste for adventure—and a knack for making magical tea. It’s even rumored that she just might be a witch. So when Eudora passes away and leaves everything to her niece—her Victorian mansion, her bookshop/tea store The Earl’s Study, and one very chubby orange cat named Bob—Phoebe gets more than she bargained for. And she knows she’s in deep when a dead man is found on the shop’s back step, apparently killed while trying to break in. Now she must put her newfound power to the test and cast a spell that could catch a killer.

The discovery of lost letters between Alexander Hamilton and George Washington, describing historical events that never happened, sends shockwaves through the academic world. Meanwhile, a citywide surveillance program is coming to New York, on a groundswell of dirty money and dead bodies. To hard-nosed Brooklyn reporter Nell Bluth, the two mysteries couldn't be more different - until she finds the missing link. A secret war is raging on the streets of New York. It's a battle to control the narrative of history itself, and the winner rewrites the world.

Career-driven witch, Shayla Loci, is about to turn forty and is ready for a change. When she retires from capturing criminal supernaturals for the government, she figures her days of chasing bad guys are over. Little did she know her new job as the game warden on Enchanted Island would thrust her right back into harm's way . . . and she wasn't even officially on the clock yet! But when Sheriff Stone enlists her help to find out who killed an island resident, Shayla readily agrees. Between sorting through alibis, gathering clues, and mentoring a wayward teenager on how to be a witch.

A dinosaur book like you've never seen before! Not only is the "dinosaur mystery" solved, but you'll be taught the true history of the earth and its inhabitants! Your thinking about this world will never be the same again! A wealth of information combined into one volume, this fascinating audiobook is a perfect addition to your listening library!

My life was going just fine by most standards. I ran a successful business in a tight-knit magical community, and lived just blocks from a beautiful lake and series of hiking trails. Then Selene showed up. According to some magical code I inherit my aunt's ancient familiar; a grumpy ten-pound cat with a broken filter. She fancies herself something of a saber-toothed tiger, and claims to have wrestled the thread of her ninth life from the hands of the Fates themselves—although, I'm pretty sure that last part isn't true. Almost positive.

The year is 2012, and China, India, and the United States are waging an infowar for economic domination. With innocent gamers mere pawns in the hands of electronic intelligence agencies, programmer Jack Reed is tasked with ferreting out the plot of those who would gladly trade global turmoil for personal gain.

Daniel Carter was a London cop who just wanted to do the right thing. But during a raid on an organ-selling chop shop, he is almost torn to pieces by monsters. And no one believes him. Hurt and crippled, his career over, and his life in ruins, Daniel is suddenly presented with a chance at redemption. And revenge. It seems that more than two centuries ago, the monsters of the world disappeared - into the underworld of crime. Guild-like clans now have control over all the dark and illegal trades.

Abandoned as a child, Sera dreams of becoming an inspector and finding her family. To do that, she must be referred into the Advanced Studies Program at the Aetherium's Witchling Academy. Her birth order, quick temper, and tendency to set things on fire, however, have left her an outcast with failing marks...and just what Professor Nikolai Barrington is looking for.

A junior intelligence officer in the Martian Combined Fleet, Radrick Siegn supplements his meager pay by smuggling contraband from Saturn to Mars. Someday, he’ll buy his own ship and escape the Fleet forever. But his captain has other plans for him. A tanker pilot has been murdered on Saturn Station. It’s up to Siegn to salvage the honor of the Fleet by finding the killer … before they kill again. The investigation plunges Siegn into the seedy underworld of Saturn Station, where he learns this was no ordinary killing.

Bianca Forrester may be a mind-reading alien from Alpha-Prime, but she’s an Arkansas girl at heart who leaps at the chance to work as a psychic in Nocturne Falls. The Halloween-themed Georgia town is the perfect cover for werewolves, gargoyles and, lately, aliens looking to stay under the human radar. Not only will it be an adventure, it’s the perfect place to dodge her mother’s matrimony mania. Half-human, half-dragon shifter Warrick Hart has never forgotten the fear and loathing he faced as a child, until they landed in the haven that is Nocturne Falls.

A collection of Smith's apace adventure stories featuring Captain Volmar, including the never before published novella, "Red World of Polaris."

Librarian Sylvia Ashe knows nothing about her past, having grown up without a father and a mother who refused to discuss him. When she stumbles upon a diary that suggests she's descended from magicians, she's skeptical. After all, magicians are special, and she's just an ordinary woman who loves books. She seeks answers from a member of the most prominent family of magicians, but she quickly learns that finding the truth won't be easy, especially when he turns out to be as artless as her, and more compelling and dangerous than books.

Morgan Stockhour knows getting too close to the edge of Internment, the floating city in the clouds where she lives, can lead to madness. Even though her older brother, Lex, was a Jumper, Morgan vows never to end up like him. If she ever wonders about the ground, and why it is forbidden, she takes solace in her best friend, Pen, and in Basil, the boy she's engaged to marry. Then a murder, the first in a generation, rocks the city. With whispers swirling and fear on the wind, Morgan can no longer stop herself from investigating, especially once she meets Judas.