News in Brief
- Animals
Why whistling caterpillars scare birds
Caterpillars that whistle when birds peck at them may be giving phony avian warning calls.
- Planetary Science
Methane found in meteorites from Mars
Methane stored in Martian meteorites points to possibly habitable environments beneath the surface of the Red Planet.
- Planetary Science
Saturn’s widest ring measured
Saturn has an invisible belt that's nearly 270 times as wide as the giant planet, researchers report.
- Astronomy
Some of sun’s magnetic fields may act more like forests
A swaying forest of mangrovelike magnetic fields on the sun could be the answer to why the solar atmosphere is millions of degrees hotter than the surface.
- Earth
Grand Canyon’s age revised, again
The Grand Canyon is much younger than previous research had suggested, a new study says.
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- Climate
Everest could lose most of its ice by the end of the century
Glaciers around Mt. Everest will lost most of their ice by the end of the century, new research predicts.
- Health & Medicine
Ebola gatekeeper protein identified
Ebola’s ability to infect appears to depend on a key transport protein that guides the virus into cells.
- Genetics
Humans and Neandertals mated more recently than thought
Neandertals and humans interbred in Europe until shortly before Neandertals went extinct.
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- Chemistry
Fingerprints give away more than identity
Scientists can now detect and measure the amount of illegal drugs, such as cocaine and heroin, on a lone fingerprint.
- Climate
Flood planners should not forget beavers
Beaver dams can reduce flooding downstream, new research shows.
