What happened to Mars's water? It is still trapped there

Billions of years ago, the Red Planet was far more blue; according to evidence still found on the surface, abundant water flowed across Mars and forming pools, lakes, and deep oceans. The question, then, is where did all ...

Space-grown lettuce could help astronauts avoid bone loss

NASA is preparing to send humans to Mars sometime in the 2030s. The 3-year mission will expose astronauts to a long period of microgravity, which will cause them to lose bone mass. But now, scientists report transgenic lettuce ...

One express ticket to Jupiter, please

The team from the Desert Fireball Network at Curtin University has found that Earth acted as a slingshot to alter the orbit of a meteor and propel it back into deep outer space near Jupiter.

Fishing for answers on bone loss in space

During spaceflight, astronauts lose bone mineral density, but it is not clear exactly what causes this loss. Scientists trying to understand why recently went fishing for answers. They reared small freshwater fish aboard ...

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