News
- Chemistry
How leaves could monitor pollution
Trees near high-traffic areas accumulate tiny particles.
- Life
Estrogen helps ward off belly fat
Hormone is one reason that men and women carry weight differently
- Life
Fossil find sparks debate on primate origins
A 37-million-year-old jaw suggests the famous fossil Darwinius does not, as had been suggested, fill a gap in human evolution.
- Animals
Junk food turns rats into addicts
Bacon, cheesecake and Ho Hos elicit addictive behavior in rats similar to the behavior of rats addicted to heroin.
- Earth
Johnstown Flood matched volume of Mississippi River
A modern survey of terrain determines flow rate of the 1889 flood that was one of America's deadliest disasters.
- Life
People can control their Halle Berry neurons
Researchers pinpoint individual brain cells that respond to particular people and objects.
- Health & Medicine
Exercise helps brains bounce back
Study of rhesus monkeys shows running protects dopamine neurons from death.
- Space
SuperEarths common for other stars
A mother lode of 32 newly discovered planets brings the number of known extrasolar planets to more than 400 and suggests that lightweight planets are common around sunlike stars.
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Sperm whales as a carbon sink
New estimates suggest the mammals’ feeding habits help take in carbon.
- Space
Images show puny plume from moon crash
Data from another craft suggest iron and mercury, not frozen water, were kicked up when a spent rocket plunged into a lunar crater
- Psychology
Mental disorders don’t hinder headache treatment
Headache patients may benefit from drug treatment even if they also suffer from depression or anxiety.
- Computing
Quantum computers could tackle enormous linear equations
New work suggests that the envisioned systems would be powerful enough to quickly process even trillions of variables.
