China begins construction on world's longest sea bridge
December 17, 2009, 7:34 a.m. by Bryan Nelson
The bridge, which includes an underwater tunnel, will span 50 km and provide a Y-shaped link between Hong Kong, Macau and China.
Space probes may soon prove that other Earth-like planets exist
December 15, 2009, 1:19 a.m. by Katherine Butler
Two space probes scan the universe for signs of planets that could support life.
A $200,000 ticket to space
December 8, 2009, 11:39 a.m.
Video: British businessman and adventurer Sir Richard Branson unveils Virgin Galactic's SpaceShipTwo, the first commercial craft created to reach the edge of space.
MIT team wins $40,000 from Pentagon for finding balloons
December 8, 2009, 7:41 a.m. by Bryan Nelson
Researchers beat 4,300 teams to locate the coordinates of 10 red balloons scattered around the country — all part of a social networking experiment.
This compact wind turbine is perfect for blustery cities
5 brilliant mathematicians and their impact on the modern world
Why do we see monsters in the mirror?
Scientists learn how to record your dreams and play them back to you
Top 10 environmental films of all time
New high-resolution map of Antarctica shows the continent in incredible detail