Microbes are 'active engineers' in Earth's rock-to-life cycle

The name "critical zone" may give off 1980s action thriller vibes, but it's the term scientists use to refer to the area of Earth's land surface responsible for sustaining life. A relatively small portion of the planetary ...

Growing plants on Mars

We have been to the moon several times. Next time, we may go back for a considerable period. And concrete plans for a one-way ticket to Mars have already been forged. Food will have to be grown on location. Is this a distant ...

Turning mine waste into healthy soil

Tailings, the waste left after extracting precious and critical minerals, often contain harmful chemicals and heavy metals that can pollute soil, water, and even crops. There are over 1,800 tailings storage facilities around ...

LRO observes final lunar eclipse of the year

(PhysOrg.com) -- Orbiting 31 miles above the lunar surface, NASA's Lunar Reconnaissance Orbiter (LRO) spacecraft will get a "front-row seat" to the total lunar eclipse on Dec. 10, 2011.

Six feet under, a new approach to global warming

A Washington State University researcher has found that one-fourth of the carbon held by soil is bound to minerals as far as six feet below the surface. The discovery opens a new possibility for dealing with the element as ...

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