News
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PhysicsPhysicists seek neutron lifetime’s secret
Updated experiments hope to resolve neutron lifetime discrepancy.
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AnimalsWhat gives frog tongues the gift of grab
Here’s what puts the grip in a frog’s high-speed strike: quick-change saliva and a tongue softer than a marshmallow.
By Susan Milius -
ChemistryLSD’s grip on brain protein could explain drug’s long-lasting effects
The newly discovered structure of a human serotonin receptor linked to LSD could reveal why the drug’s hallucinogenic effects last so long.
By Meghan Rosen -
PhysicsPossible sign of dark matter shows up again
Excess of X-rays could indicate decaying sterile neutrinos.