National Geographic News - Space

Did Comets Cause Ancient American Extinctions?

Tue, 6 May 2008 00:00:00 +0000

Debate has heated up over a controversial theory that suggests huge comet impacts wiped out North America's large mammals nearly 13,000 years ago.

WEEK IN PHOTOS: Pagan Fire Fest, Fukang Meteorite, More

Fri, 2 May 2008 00:00:00 +0000

See half-nakedbut all redrevelers get medieval, a Hollywood landmark go up in smoke, skulls stare into the Paris underworld, and more.

Tiny Young Galaxies "Full of Stars" Discovered

Wed, 30 Apr 2008 00:00:00 +0000

Nine distant galaxies, each small enough to fit within the central hub of the Milky Way, each contain enough stars to weigh in at about 200 billion times the mass of the sun.

"Ballistic" Sand May Explain Shifting Martian Dunes

Tue, 29 Apr 2008 00:00:00 +0000

Martian dust grains can cause a chain reaction when they come crashing back down, after even a brief wind storm, a controversial new study suggests.

WEEK IN PHOTOS: Robot Jellyfish, Sheep Sacrifice, More

Fri, 25 Apr 2008 00:00:00 +0000

See a noxious volcano blazing, a steaming sacrifice, uncanny underwater robots, Europe's biggest waterfall turned blue, and more.

PHOTOS: "Toothbrush," "Firefly" Among Galactic Smashups

Thu, 24 Apr 2008 00:00:00 +0000

A newly released atlas of Hubble images could be an interstellar Rorschach test, with galaxy collisions resembling everything from sea life to dental tools.

Soyuz Capsule's Bumpy Reentry Not a Concern, NASA Says

Wed, 23 Apr 2008 00:00:00 +0000

NASA officials say they are not concerned about the safety of Russian Soyuz space capsules after a second consecutive off-course landing.

VIDEO: Solar Flares Cause "Sunquakes"

Wed, 23 Apr 2008 00:00:00 +0000

A new study reveals solar flares cause seismic waves to ripple across the sun's surface. The findings will help scientists study other stars.

WEEK IN PHOTOS: Biggest BBQ, Pinwheel Galaxy, More

Fri, 18 Apr 2008 00:00:00 +0000

See the "popemobile" putter past the White House, a psychedelic star nursery spin through space, and more.

Pope's Views on Science Invoke Spirited Debate

Fri, 18 Apr 2008 00:00:00 +0000

From astronomy to stem cells, Pope Benedict XVI has come under fire for perceived anti-science views. But some experts argue the pontiff has done much to prove he values science.