Strange but true: Curiosity's Sky Crane

On August 5th at 10:31 p.m. Pacific Time, NASA will gently deposit their new, 2000-pound Curiosity rover on the surface of Mars, wheels-first and ready to roll. Quite a feat – because it will come screaming through the ...

Death rate spikes among migrating whooping cranes

(AP) -- The world's only naturally migrating whooping cranes, and the species' best chance for survival, died at about twice their normal rate last year and will likely see an overall drop in their numbers, a worrying sign ...

Landing is key puzzle in Mars trip, experts say

Landing astronauts safely on Mars is one of the biggest technological hurdles for any future manned mission to the Red Planet, even more complicated than last year's daring rover touchdown.

NASA confident ahead of nail-biter Mars landing

NASA said Thursday all was well ahead of its nail-biting mission to Mars, with its most advanced robotic rover poised to hunt for clues about past life and water on Earth's nearest planetary neighbor.

Mammoth tusk lifted from Seattle construction pit

To the sound of cheers, a fossilized mammoth tusk found in a Seattle construction site has been retrieved from a 30-foot-deep pit in downtown Seattle, and it's on its way to a museum.

Spacewalking astronauts move crane, skip shields

Two spacewalking astronauts moved a construction crane outside the International Space Station on Thursday, a cumbersome job that took so long they scrapped hanging shields to protect against space junk.

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