Dark lava floor of crater Billy seen by SMART-1

This composite image, taken by the Advanced Moon Imaging Experiment (AMIE) on board ESA’s SMART-1 spacecraft, shows crater Billy at the edge of a large lava plain on the Moon.

Biometric science seeks to avert identity crisis

Two things are certain about biometrics: It is the hot buzzword in identity management for convenience and protection from terrorists and identity thieves – and it's not foolproof.

The Tree of Life flourishes on the Web

Scientists say The Tree of Life -- a Web-based database of the relationships and characteristics of all groups of Earth organisms -- is growing.

Venus Express spacecraft fires main engine

One hundred days after its launch to Venus, the European Space Agency's Venus Express has successfully tested its main engine for the first time in space.

Scientist uses dragonflies to better understand flight

If mastering flight is your goal, you can't do better than to emulate a dragonfly. With four wings instead of the standard two and an unusual pitching stroke that allows the bug to hover and even shift into reverse, the slender, ...

Researcher simluate characteristics of planetary cores

University of Minnesota researchers Renata Wentzcovitch and Koichiro Umemoto and Philip B. Allen of Stony Brook University have modeled the properties of rocks at the temperatures and pressures likely to exist at the cores ...

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