David Hanson creates robots with human faces

David Hanson builds intelligent robots with lifelike human faces that can make eye contact and understand human speech well enough to hold a conversation.

Higher heavy metals concentrations in Gulf oysters since oil spill

Comparisons show post-Gulf oil spill oysters have higher heavy metals vanadium, chromium, cobalt, and lead concentrations in shells, gill, and muscle tissue.

Which side of your face looks better? The left, research says

Scientists say the left side of you face is most appealing, because we show more emotion on that side.

Jacqueline Barton: DNA like wire for signaling within a cell

Jacqueline Barton received a National Medal of Science after learning that cells use the double strands of the DNA helix like a wire for long-range signaling.

What causes paper to yellow as it ages?

Researchers sampled manuscripts from 15th century France and Italy to learn what molecular structures arise in paper as it ages.

Want to look good on Facebook? Have attractive friends

Scientists in The Netherlands studying students find that the attractiveness of your friends might affect how you are perceived on Facebook.

Video: Alive inside! Man in nursing home listens to music

Alive inside! Watch this wonderful video of an elderly man in a nursing home reacting to music.

Robosquirrels versus rattlesnakes

Robot squirrels - or robosquirrels - are going into rattlesnake country to help scientists learn how real squirrels interact snakes. Watch the video!

Twins: 1 in 30 babies born in U.S. is a twin

In 2009, one in every 30 babies born in the United States was a twin. That's compared with one baby in every 53 were twins in 1980.

Foot fossil confirms two human ancestor species co-existed

The partial foot fossil indicates a creature that walked upright but that still had an opposable toe, which made it good at climbing trees.

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