Search Results for: antarctica
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1,397 results
1,397 results for: antarctica
- Animals
Submariners’ ‘bio-duck’ is probably a whale
First acoustic tags on Antarctic minke whales suggest the marine mammals are the long-sought source of the mysterious bio-duck sound.
- Astronomy
Early Mars couldn’t hold liquid water long
Small rocks hit Mars 3.6 billion years ago, suggesting an early atmosphere too thin for liquid water to hang around very long.
- Psychology
That beard is only hot because it’s not cool
There’s more to facial hair than whether you can grow it. A new study shows that attractiveness increases when your style of facial hair is rare.
- Animals
The Thing With Feathers
In the new book, "The Thing With Feathers," Noah Strycker brings people nose to beak with the plumed creatures he knows so well.
- Cosmology
First images of gravity waves, evidence of cosmic inflation reported
The first images of gravitational waves and the first direct evidence for cosmic inflation were announced March 17.
- Cosmology
Gravitational waves unmask universe just after Big Bang
For the first time, researchers have seen traces of superfast cosmic expansion and gravity waves.
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19003
This article says, “While tornadoes are most common on the Great Plains and throughout the Mississippi River valley, they can occur almost anywhere in the United States.” Are tornadoes unique or more common in North America than elsewhere? Ruth HousmanNewton Center, Mass. Tornadoes have been spotted on every continent except Antarctica, says Harold Brooks of […]
- Earth
It’s bottoms up for iron at sea’s surface
Sediments drilled from the seafloor off Antarctica suggest that the dissolved iron in surface waters that fuels much of the region's biological productivity comes from upwelling deep water currents, not from dust blowing off the continents.
- Earth
Toxic metals taint ancient dust
A new study of dust lofted to Antarctica suggests that excess amounts of trace metals coated dust grains long before human industrial activity began loading the atmosphere with pollutants.
- Earth
Motion of ice across Lake Vostok revealed
New measurements of the movement of the Antarctic ice sheet across a lake that harbors microbial life beneath 4 kilometers of ice could help scientists determine where to drill to get the freshest samples of frozen water without contaminating the lake.
- Earth
Monitors get weird vibes from Antarctic
In late 2000, seismometers on islands in the South Pacific picked up vibrations that were eventually traced to a large iceberg drifting in the Ross Sea north of Antarctica.
- Chemistry
Volcanoes aren’t a big source of CFCs
Ozone-depleting chlorofluorocarbons in the atmosphere come mainly from human-made sources, not from volcanoes as some have suggested.
