The Carls just appeared. Coming home from work at three a.m., 23-year-old April May stumbles across a giant sculpture. Delighted by its appearance and craftsmanship - like a 10-foot-tall Transformer wearing a suit of samurai armor - April and her friend Andy make a video with it, which Andy uploads Online. The next day April wakes up to a viral video and a new life. News quickly spreads that there are Carls in dozens of cities around the world - everywhere from Beijing to Buenos Aires - and April, as their first documentarian, finds herself at the center of an intense media spotlight.

The Anthropocene is the current geologic age, in which humans have profoundly reshaped the planet and its biodiversity. In this remarkable symphony of essays adapted and expanded from his groundbreaking podcast, best-selling author John Green reviews different facets of the human-centered planet on a five-star scale - from the QWERTY keyboard and sunsets to Canada geese and Penguins of Madagascar.

Aza Holmes never intended to pursue the disappearance of fugitive billionaire Russell Pickett, but there’s a hundred-thousand-dollar reward at stake and her Best and Most Fearless Friend, Daisy, is eager to investigate. So together, they navigate the short distance and broad divides that separate them from Pickett’s son Davis. Aza is trying. She is trying to be a good daughter, a good friend, a good student, and maybe even a good detective, while also living within the ever-tightening spiral of her own thoughts.

It's fall 2007. A well-timed leak has revealed that the US government might have engaged in first contact. Cora Sabino is doing everything she can to avoid the whole mess, since the force driving the controversy is her whistleblower father. Even though Cora hasn't spoken to him in years, his celebrity has caught the attention of the press, the internet, the paparazzi, and the government - and with him in hiding, that attention is on her. She neither knows nor cares whether her father's leaks are a hoax and wants nothing to do with him.

Days after winning OASIS founder James Halliday’s contest, Wade Watts makes a discovery that changes everything. Hidden within Halliday’s vaults, waiting for his heir to find, lies a technological advancement that will once again change the world and make the OASIS 1,000 times more wondrous - and addictive - than even Wade dreamed possible. With it comes a new riddle, and a new quest - a last Easter egg from Halliday, hinting at a mysterious prize. And an unexpected, impossibly powerful, and dangerous new rival awaits, one who’ll kill millions to get what he wants.

David Starr Jordan was a taxonomist, a man possessed with bringing order to the natural world. In time, he would be credited with discovering nearly a fifth of the fish known to humans in his day. When his specimen collections were demolished by lightning, by fire, and eventually by the 1906 San Francisco earthquake, many might have given up, given in to despair. But Jordan? He surveyed the wreckage at his feet, found the first fish that he recognized, and confidently began to rebuild his collection. And this time, he introduced one clever innovation.

It is the morning of the reaping that will kick off the 10th annual Hunger Games. In the Capitol, 18-year-old Coriolanus Snow is preparing for his one shot at glory as a mentor in the Games. The once-mighty house of Snow has fallen on hard times, its fate hanging on the slender chance that Coriolanus will be able to out charm, outwit, and outmaneuver his fellow students to mentor the winning tribute. The odds are against him. He’s been given the humiliating assignment of mentoring the female tribute from District 12, the lowest of the low.

With the age of heroic star pilots and galactic villains completely killed by quantum teleportation, the ex-star pilot currently named Dashford Pierce is struggling to find his identity in a changing universe. Then, a face from his past returns and makes him an offer he can't refuse: take part in just one teeny weeny, slightly illegal, daring heist, and not only will he have the means to start the new life he craves, but also save his childhood hero from certain death.

When it comes to relationships, Colin Singleton’s type is girls named Katherine. And when it comes to girls named Katherine, Colin is always getting dumped. Nineteen times, to be exact. On a road trip miles from home, this anagram-happy, washed-up child prodigy has $10,000 in his pocket, a bloodthirsty feral hog on his trail, and an overweight, Judge Judy-loving best friend riding shotgun - but no Katherines.

Centuries after the last humans left Earth, the Exodus Fleet is a living relic, a place many are from but few outsiders have seen. Humanity has finally been accepted into the galactic community, but while this has opened doors for many, those who have not yet left for alien cities fear that their carefully cultivated way of life is under threat. Tessa chose to stay home when her brother, Ashby, left for the stars but has to question that decision when her position in the Fleet is threatened. Kip, a reluctant young apprentice, itches for change but doesn't know where to find it.