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Genes & Cells

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a giant clam

JUST THE FRILLS  Showy blue and green frills are the only visible parts of a kind of giant clam that traps itself for life inside the rocky mass of a reef by a process that’s been misunderstood for decades.

brain scan of cerebral atrophy

A VIRAL LINK? A brain showing cerebral atrophy, a loss of nerve cells, one of the main signs of Alzheimer’s disease.

four cups of coffee

CUPSA JOE Studies have shown that people who drink four cups of coffee a day have a lower risk of dying of a heart attack. A new study in mice may show one reason for that; caffeine in coffee gives cells energy to fight off damage.

Genes & Cells

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