Originally published in 1970 to honor those writers and their stories that had come about before the institution of the Nebula Awards.

To establish whether time travel is feasible--for the body, but also for the fabric of space-time, a "bridge" who lives with, assists and monitors the expat known as "1847" or Commander Graham Gore, falls fervently in love, with consequences she never could've imagined--ones that could change the future.

Seventh-grader Cat partners with Dani to study crop circles, but Dani secretly aims to disprove Cat's theory, and during their investigations they discover a dangerous rival also seeking answers who will stop at nothing to achieve their goal.

"Ethan Fairmont and his friends attempt intergalactic communication and discover danger lurking close to home"--Provided by publisher.

"An original collection of interwoven short stories set in the Wild Cards universe, where an alien virus mutates some and grants superpowers to others, created by the #1 New York Times bestselling author of A Game of Thrones. An alien virus ravages the world, with effects as random as a hand of cards. Those infected either draw the black queen and die, draw an ace and receive superpowers, or draw the joker and are bizarrely mutated. Croyd Crenson...

"The follow-up to Guriel's NYT New & Noteworthy Forgotten Work is a mashup of Moby-Dick, The Lord of the Rings, Byron, cyberpunk, Swamp Thing, Teen Wolf ... and more. It's 2070. Newfoundland has vanished, Tokyo is a new Venice, and many people have retreated to "bonsai housing": hives that compress matter in a world that's losing ground to rising tides. Enter Kaye, an English literature student searching for the reclusive author of a YA classic--a...

"Charlie and August, the two cats that control the mechanical superhero dog, Sparks, are keeping the city safe. But when a second, evil Sparks shows up and starts causing trouble around town, everybody blames the real Sparks. Determined to prove that Sparks is still the hero everyone can count on, Charlie and August set out to uncover the shocking truth about who is responsible for all the chaos"--Provided by publisher.

This second volume gathers the final four Kairos novels, in which Meg and Calvin's daughter Polly takes center stage. In The Arm of the Starfish, Polly disappears, and Calvin's research assistant is implicated in her kidnapping. In Dragons in the Waters, Polly and her brother Charles are on a steamer bound for Venezuela when they help solve a murder connected to a stolen portrait of Simon Bolivar. Polly receives an education in different kinds of...

The history of freedom repeats itself. And the costs are always the same. The settlers of the new Republic of Mars were in a struggle for their freedom against powerful forces that would stop at nothing. For the Martians the costs are life, property and domestic security. But the true cost was vigilance, eternal if need be. If you like a fast moving story, characters that never give up, and science with a sense of wonder, this is for you. "Vigilance"...

It was the most audacious undertaking ever conceived by man. The building of a system-spanning Starway where giant light-sails would journey on beams of laser-light to distant stars. Not only a pathway to the stars, but also an abode of life, the Starway included many space habitats built to maintain its great focusing arrays. But, there was misunderstanding along the Starway. Misunderstanding between the Starway Corporation and the settlements. And...