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Neuroscience

It’s written all over your face

To potential mates, your mug may reveal more than you think.

Microbes

Team spirit

Working together, bacteria and other microbes can accomplish much more than they can alone. Now scientists hope to harness that ability by engineering their own microbial consortia.

Earth

For a big view of inner Earth, catch a few … Geoneutrinos

Humans

Stone Age tools go south

Diamond-mining pits have yielded stone artifacts old enough to suggest that hand axe production started 1.6 million years ago in southern Africa, not just in eastern Africa.

Health & Medicine

Fewer dopamine receptors makes for risky business 

Brain-scanning study in people sees link between personality, dopamine system.

Health & Medicine

Disturbed sleep tied to Parkinson’s risk

People who have a disorder that causes them to thrash and kick during sleep face a high risk of developing Parkinson’s disease or other neurodegenerative disorders.

Agriculture

Candy cane strategy sweetens life for goldenrods

Goldenrods temporarily duck their heads during pest season

Health & Medicine

New embryonic stem cells ratted out

Overcoming obstacles, scientists have created stable embryonic stem cells from rats. Researchers hope their method will prove useful as a general recipe for isolating stem cells from other mammals.

Health & Medicine

Hot clock key to fruit fly’s global spread

A temperature-sensitive switch in a fruit fly’s biological clock means some species can survive in a wide range of climates while others are stuck on the equator.

Space

Lopsided universe demands different explanation

Cosmologists analyzing an apparent asymmetry in the pattern of radiation reveal evidence for a new type of field in the early universe.