The first commercial jet flight powered with biofuel lands in Amsterdam. Virgin Atlantic's Boeing 747 used a biofuel mixture in one of its fuel tanks.

After the failure of a recent last-ditch fix, the Ulysses solar probe is ending a 17-year career gathering data on the sun and solar winds.

The Virgin Atlantic flight was partially fueled with a biofuel mixture of coconut and babassu oil in one of its four main fuel tanks.

Japan launched a high-speed communications satellite on its homegrown H-2A rocket.

A pregnant tiger leaped from a boat, flames seared a U.S. embassy and shot from a missile-launching cruiser, the moon turned red, and more.

Despite witness accounts in the U.S. Pacific Northwest, scientists say a meteor this week probably didn't hit Earth.

The largest study yet of genetic variation between and within dozens of populations reveals surprising insights into human migrations and evolution.

Grasshoppers, crickets, and water bugs are snack foods in Northern Thailand, where international nutrition experts are meeting this week to discuss and promote insect eating.

The moon was covered by a reddish shadow visible throughout the Americas and elsewhere in the last total lunar eclipse until December 2010.

A fireball indicates the U.S. military's missile hit a broken spy satellite as planned, an official said Thursday, adding that damage from the debris is unlikely.

A meteor exploded in an unusually large fireball over the U.S. Pacific Northwest early Tuesday, possibly littering eastern Oregon with marble- to basketball-size space rocks.

Deep in Antarctica's murky waters, scientists have found new, bizarre creatures that grow to abnormally large sizes.

Shooting down the out-of-control orbiter would help prevent it from releasing toxic hydrazine gas on impact, experts say—but some skeptics aren't so sure of the danger.

Puzzling terraced craters may have been carved into by short-lived flows of water the size of the Mississippi or Rhine Rivers, a new study suggests.

High seas in the north Pacific may force the U.S. Navy to wait another day before launching a heat-seeking missile to destroy a wayward spy satellite.