Stephen Hawking
Author
Description
George tries to escape a host of problems by going to Switzerland to help his friend Annie's father, Eric, run an experiment exploring the origins of the universe, but faces saboteurs and a mysterious message from George's old nemesis, Reeper, there. Includes scientific essays exploring the latest theories on the origin of the universe.
Author
Description
George is heartbroken when his neighbor Annie and her space-scientist father move to Florida, but when Annie sends him a secret message telling him she has been contacted by aliens with a terrible warning, he joins her in a galaxy-wide search for answers. Includes scientific essays on space travel.
Author
Description
"George and Annie are off on another cosmic adventure inspired by the Mars Expedition in the fifth book of the George's Secret Key series from Stephen and Lucy Hawking. George and his best friend, Annie, have been selected as junior astronauts for a program that trains young people for a future trip to Mars. This is everything they have ever wanted-and now they get to be a part of up-to-the minute space discoveries and meet a bunch of new friends...
Description
A dying doctor refuses to believe that her patient cannot remember the last 25 years of his life. In the middle of a ferocious firefight outside of Baghdad, soldiers discover a mysterious body they can't identify as human. The seventh-richest couple in the world are anthropoids - each containing a few strands of human DNA, grown into a baby and fused with plastics. Despised minorities are adrift in the darkness of outer space and make an ominous pact...