Saturday, July 24, 2010

How to find aliens: Follow the photosynthesis

Image: Artist's rendition of alien plants, in different colors

By calculating where photosynthesis might be possible around the galaxy, scientists are developing a new way to figure out where Earth-like planets might be located.

PHOTO: Plants on worlds orbiting stars different from our Sun might absorb and reflect different light wavelengths to perform photosynthesis

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