Uncategorized
- Health & Medicine
Study tracks booze’s buzz in the brain
In both heavy and light drinkers, alcohol causes the release of morphinelike chemicals.
- Space
Planets as common as stars in Milky Way
A new analysis suggests the galaxy is riddled with worlds.
By Nadia Drake - Health & Medicine
Light pot smoking easy on lungs
Infrequent marijuana users show a slight improvement in breathing capacity and middling smokers had no change, a 20-year study shows.
By Nathan Seppa - Space
New maps of the cosmic dark
Probing galactic distortions reveals web of invisible matter.
By Nadia Drake - Life
Crabs hither, shrimp thither
Biologists document surprising differences among deep-sea animals at hydrothermal vent fields.
- Life
Green gleam helps fish see violet
A deep-sea fish's eyes apparently use fluorescence to pick up hard-to-detect hues, researchers conclude.
By Susan Milius - Life
Rhino beetle’s horn may be cheap
Outrageous-looking head spikes on the male of the species may not cost much in evolutionary terms.
By Susan Milius - Psychology
Europeans’ heartfelt ignorance
Many people in nine countries don't know how to recognize or react to heart attacks and strokes.
By Bruce Bower - Earth
Recirculation aided Gulf plume’s degradation
Two new studies help explain fate of pollutants released in the biggest offshore spill in U.S. history.
By Janet Raloff - Life
Eight-legged evolution exploits editing
Octopuses adapt to water temperature with tweaks to how genes are copied, not DNA itself.
- Life
Three monkeys a genetic mishmash
Feat suggests embryonic stem cells are less flexible in primates than mice.
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