News
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AgricultureGut bacteria ally with Bt
A new study finds that a particular microbe makes caterpillars susceptible to the insecticide.
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EcosystemsFish shrinkage reversible, but better hurry
In an experiment, scientists show that, although it takes generations, fish can rebound from evolutionary pressures created by selective harvesting, which has pushed some populations to become small and slow-growing.
By Susan Milius -
PaleontologyDinosaur handprints reveal birdlike arm anatomy
Inward-facing palms evolved much earlier than previously recognized, a new study finds.
By Sid Perkins -
Health & MedicinePopular acid blockers, anticlotting drug don’t mix
Acid-blocking drugs commonly prescribed to cardiac patients upon hospital discharge seem to interfere with an anticlotting drug.