News
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Health & MedicineBiohazard: Smoking before or after pregnancy may harm daughters’ fertility
Smoking before pregnancy or during breastfeeding might impair the female offspring's fertility, a study in mice shows.
By Nathan Seppa -
PhysicsEinstein Unruffled: Relativity passes stringent new tests
The moon's orbit and the dilated time of speeding atoms give new meaning to 'Einstein was right.'
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Health & MedicineWrong Way: HIV vaccine hinders immunity in mice
An HIV vaccine hurts, not helps, the immune systems of mice, say scientists.
By Brian Vastag -
Materials ScienceSnappy Transition: Venus flytrap inspires new materials
Inspired by the quick-shut action of the Venus flytrap, researchers have designed a patterned surface with microscale hills that can rapidly flip to form valleys.