A new autonomous robot can cruise underwater for seven months on a single battery charge.
Through biomimetics, scientists teach machines some tricks that evolution perfected long ago.
Remnants from the explosions of stars in the 16th and 17th centuries are seen today.
The gamma ray telescope, slated to launch soon, could yield insights into such mysteries as dark matter.
Phoenix Mars lander, new space-station lab, Saturn's 'bumper cars,' and looking ahead to NASA's gamma-ray observatory.
As computer chips get faster, normal materials may not keep up – physics won’t allow it.
The shuttle launch Saturday, carrying the new module, is a key step for Japan’s space program.
A successful landing and Mars's smooth surface sets optimum digging conditions
The lander is scheduled to touch down on the red planet Sunday, marking a turning point in the exploration program.
Their X-ray technique could lead to an early-warning system for exploding stars.