NASA still perplexed by astronaut's flooded helmet (Update)
(AP)—The spacewalking astronaut who came close to drowning in a flooded helmet searched for clues in his spacesuit Wednesday, in hopes of understanding the unprecedented water leak.
Thrusters powered by ionic wind may be efficient alternative to conventional atmospheric propulsion technologies
When a current passes between two electrodes—one thinner than the other—it creates a wind in the air between. If enough voltage is applied, the resulting wind can produce a thrust without the help of ...
Faster, stronger, lighter: New technique advances carbon-fiber composites
These days, aerospace engineering is all about the light stuff: building airplanes with lighter wings, fuselage and landing gear in an effort to reduce fuel costs.
Long-term galactic cosmic ray exposure leads to dementia-like cognitive impairments
What happens to an astronaut's brain during a mission to Mars? Nothing good. It's besieged by destructive particles that can forever impair cognition, according to a UC Irvine radiation oncology study appearing ...
Scientist closes in on a mystery that impedes space exploration
(Phys.org)—New research by Stanford aeronautics and astronautics Assistant Professor Sigrid Close suggests she's on track to solve a mystery that has long bedeviled space exploration: Why do satellites ...
NASA preparing to launch 3-D printer into space (Update)
NASA is preparing to launch a 3-D printer into space next year, a toaster-sized game changer that greatly reduces the need for astronauts to load up with every tool, spare part or supply they might ever need.
If space shuttle is doomed, do you tell the crew?
A NASA top official wrestled with what he thought was a hypothetical question: What should you tell the astronauts of a doomed space shuttle Columbia?
Dutch reality show seeks one-way astronauts for Mars
Are you crazy enough to sign up for a one-way trip to Mars? Applications are now being accepted by the makers of a Dutch reality show that says it will deliver the first humans to the Red Planet in 10 years.
Air pollution causes 200,000 early deaths each year in the US, study finds
Researchers from MIT's Laboratory for Aviation and the Environment have come out with some sobering new data on air pollution's impact on Americans' health.
Space cadets in Washington for one-way ticket to Mars
Around 40 volunteers from thousands who applied for a one-way ticket to Mars gathered in the US capital Saturday to hear from the man behind plans to colonize the Red Planet.
Senator says NASA to lasso asteroid, bring it closer (Update)
NASA is planning for a robotic spaceship to lasso a small asteroid and park it near the moon for astronauts to explore, a top U.S. senator disclosed Friday.
Watch all six Apollo Moon landings at once
So often, when we think of all the Apollo missions to the Moon, we recall the videos of the astronauts walking, jumping and driving around on the Moon. But the actual landing of the Lunar Module was such ...
Italy's first female astronaut heads to ISS in Russian craft
A Russian Soyuz spacecraft carrying Italy's first female astronaut safely blasted off Sunday to begin its journey to the International Space Station.
NASA gives up fixing Kepler planet-hunting telescope
NASA called off all attempts to fix its crippled Kepler space telescope Thursday. But it's not quite ready to call it quits on the remarkable, robotic planet hunter.