Apple's new iPod shuffle, priced at $79, is nearly half the size of the previous model and the first that talks.
The International Space Station’s narrow miss last week highlights the risk of collisions with space junk.
At least nine major car companies promise plug-in vehicles by 2013.
The Persian Gulf emirate of Dubai, already the site of pioneering hotel and residential construction projects, plans to build the world's largest arch-supported bridge over one of its waterways.
Reformers push to limit what is protected.
Column: Media outlets need bold, new ideas. Here are a few.
The Space Shuttle Discovery will bring the last US-made piece to the space station when it launches Wednesday.
Alternative energy sources help power campuses across US.
NASA's Kepler spacecraft carries a new telescope capable of finding Earth-size planets outside our solar system.
The US will launch the Kepler spacecraft Friday to look for other Earths.
Column: These itty-bitty microbes are the most sophisticated chemists on Earth.