News
- 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.
- Life
Golgi’s job stretches it thin
Researchers have pinpointed the protein that gives a cell’s control room its shape and also keeps it functioning.
- Space
Solar system’s edge surprises astronomers
New observations reveal a dense ribbon structure that current models don't explain.
- Chemistry
Tongue’s sour-sensing cells taste carbonation
A protein splits carbon dioxide to give fizz its unique flavor.
- Health & Medicine
Brain speed-reads using just one part
Scientists measure the speed of recognizing, manipulating and producing speech in human brains.
- Anthropology
Pygmies’ short stature linked to high death rates
Island-dwelling pygmies provide contested evidence that body size shrinks as mortality rates climb.
- Life
Fly pheromones can say yes and no
A new study begins to decode pheromone messages and finds that the same chemicals that attract can also maintain the species barrier.
