25/06/2008

Mars air once had moisture

A new analysis of Martian soil data led by University of California, Berkeley, geoscientists suggests that there was once enough water in the planet's atmosphere for a light drizzle or dew to hit the ground, leaving tell-tale ...

Air monitoring helps anticipate possible ecosystem changes

When rain settles the atmosphere and brings air pollutants to the ground, it can have a lasting effect on ecosystems, sometimes hundreds of miles away, according to a Texas AgriLife Research agricultural engineer.

Migrating songbirds learn survival tips on the fly

Migrating songbirds take their survival cues from local winged residents when flying through unfamiliar territory, a new Queen's University-led study shows. It's a case of "When in Rome, do as the Romans do," says biologist ...

Looming tropical disaster needs urgent action

A major review by University of Adelaide researchers shows that the world is losing the battle over tropical habitat loss with potentially disastrous implications for biodiversity and human well-being.

Computer scientist turns his face into a remote control

New work at nexus of facial expression recognition research and automated tutoring A computer science Ph.D. student can turn his face into a remote control that speeds and slows video playback. The proof-of-concept demonstration ...

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