Search Results for: antarctica
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1,394 results
1,394 results for: antarctica
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Alpine Antarctica, before the ice
A new survey may have unveiled the birthplace of the world’s largest ice sheet.
- Earth
Ozone hole trims polar water’s CO2-absorbing power
Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification. Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification
- Earth
Lopsided lights
Simultaneous snapshots reveal that northern and southern auroras aren’t always alike.
- Earth
Comet likely culprit in Tunguska blast
Analysis of shuttle plume movement suggests Tunguska event could have caused clouds over London.
- Earth
Big Gulp, Asian style
Satellite data reveals that increased irrigation pressure is rapidly depleting groundwater in northern India.
- Earth
Sediments show bipolar melting cycle
Both the North and South Poles have experienced regular and simultaneous periods of significant melting during the past 3 million years, according to sediments from the ocean floor at high latitudes.
- Earth
Antarctic glacier thins and speeds up
One of the largest glaciers in Antarctica is growing thinner and retreating inland, spurring concerns that changes occurring along the coastline may be causing the ice stream to drain more material from the interior of the continent and send it out to sea, thus aggravating rising sea levels.
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Living it up below the ice sheet?
A recent earthquake in Antarctica points toward geologic activity that could provide the energy necessary to incubate life in a liquid lake deep beneath the ice.
- Earth
Lasers show atmosphere differs from models
New observations of the middle and upper atmosphere over Earth's polar regions may require scientists to revamp their mathematical models of temperature and other environmental conditions at high altitudes.
- Astronomy
Sounds of the universe confirm Big Bang
Two experiments examining the detailed structure of the cosmic microwave background, the relic radiation from the Big Bang, have confirmed the basic model of how cosmologists believe the universe evolved.
- Earth
Intrepid Explorer
A robotic torpedo called an autonomous underwater vehicle has provided scientists with an unprecedented look at the underside of an Antarctic ice shelf.
- Humans
Science News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
