News
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Health & MedicineBioengineering better blood vessels
Durable conduits made with a tough protein produced by living cells might improve options for some patients who need heart bypass surgery or kidney dialysis, a new study finds.
By Nathan Seppa -
SpaceSpacecraft sees signs of 1,200-plus worlds
The Kepler mission releases information on hundreds of newly discovered candidate planets beyond the solar system, including about 50 that could be habitable.
By Ron Cowen -
LifeAnts manage incest without inbreeding
An unorthodox family structure may have helped longhorn crazy ants spread around the globe.
By Susan Milius -
PhysicsInvisibility cloaks hit the big time
Using natural crystals, researchers have found a way to make objects up to a few millimeters tall disappear.
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LifeAerobic exercise boosts memory
Regular walking improved seniors' recall and reversed declines in the size of a brain structure important for remembering.
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‘Love’ hormone has a dark side
Often associated with feelings of closeness, oxytocin can make people more or less trusting depending on their underlying social outlook.
By Bruce Bower -
EarthChile quake didn’t reduce risk
During the large 2010 tremor, faults ruptured mainly outside the area due for a big one, leaving the region vulnerable to future events.
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HumansAmoebas in drinking water: a double threat
Analysis reveals widespread, hidden contamination by the sometimes lethal parasites.
By Janet Raloff -
Health & MedicineProsthetics that feel
Re-creating a 'sense of touch' for prosthetic limbs may someday improve how people use them.
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PhysicsQuantum pendulum trick explained
Physicists explain why an object swings faster when immersed in a special ultracold liquid.
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LifePneumonia drugs helped evolve a superbug
As told through DNA from historical samples, a deadly bacterium reveals how it developed the ability to evade antibiotics and a vaccine.