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LifeCilia control eating signal
Little hairlike appendages in brain cells control weight by sequestering an appetite hormone.
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Health & MedicineBedbugs not averse to inbreeding
The pests have also developed ways to resist common insecticides, research shows.
By Nathan Seppa -
LifeBuilding the body electric
Eyes can be grown in a frog’s gut by changing cells’ electrical properties, scientists find, opening up new possibilities for generating and regenerating complex organs.
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EarthDead Sea once went dry
The Holy Land’s salt lake ran out of water during a warm spell about 120,000 years ago, which suggests it could disappear again.