Search Results for: antarctica
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1,409 results
1,409 results for: antarctica
- Earth
Future Looks Cloudy for Arctic Ozone
Clouds that drive ozone loss in the Antarctic turned up in force during the most recent Arctic winter.
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Live from Antarctica
Mixing live Webcasts with interactive presentations, San Francisco’s Exploratorium documents a journey to Antarctica. Team members interview scientists, dive and film underwater, climb a volcano, and visit a vast frigid desert. The Web site also features reference material on a variety of topics, including how fish adapt to icy waters, and views of the continent’s […]
- Humans
From the February 15, 1930, issue
ACRES OF PENGUINS IN ANTARCTICA Penguins by the acre are among the profusion of water animals inhabiting the regions adjacent to the desolate lands of Antarctica that help make its exploration of value, Dr. Isaiah Bowman, director of the American Geographical Society, told the American Philosophical Society. Dr. Bowman spoke in the 141-year-old hall of […]
- Earth
Killer Crater: Shuttle-borne radar detects remnant of dino-killing impact
Radar images gathered during a flight of the space shuttle Endeavour 3 years ago show the subtle topography related to the impact of an asteroid or comet that may have wiped out the dinosaurs 65 million years ago.
- Earth
Infrasonic Symphony
Scientists are eavesdropping on volcanoes, avalanches, earthquakes, and meteorites to discern these phenomena's infrasound signatures and see what new information infrasound might reveal.
- Agriculture
Fluid Security—Overcoming Water Shortfalls in the 21st Century
About 70 percent of Earth’s surface is covered with water, some 1.4 billion cubic kilometers of it. Too bad almost 96.5 percent of it’s salty, and another 2 percent is locked away as ice in remote places such as Greenland and Antarctica. All told, just a little more than 1 percent of our planet’s water […]
- Astronomy
Balloon Sounds Out the Early Universe
A balloon-borne experiment circling Antarctica has measured the curvature of the universe and revealed that it's perfectly flat.
- Earth
Climate’s Long-Lost Twin
New geological evidence suggests that humans have started exploiting fossil fuels and altering Earth's atmosphere at precisely the moment when greenhouse gases could do the most damage to climate.
- Science & Society
Science News of the Year 2003
A review of important scientific achievements reported in Science News during the year 2003.
- Earth
On Thinning Ice
Although some of Earth's glaciers seem to be holding their own in the face of global warming, most of them are on the decline, many of them significantly.
- Humans
Science News of the Year 2003
A review of important scientific achievements reported in Science News during the year 2003.
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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 […]
