7,846 results
7,846 results for: Geology
- Planetary Science
Violent past revealed by map of moon’s interior
A gravity survey by twin orbiters reveals how much the lunar surface was pummeled by meteorite impacts early in its history.
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Letters
Finding parasitic behavior Two adjacent stories, both by Tina Hesman Saey, at first glance may appear to be unrelated but in actuality show examples of a well-known phenomenon: parasites adversely affecting the behavior of the host so that the parasite can get to its next victim. The article “Belly bacteria can boss the brain” (SN: […]
- Planetary Science
Mars clays may have volcanic source
Deposits didn’t need flowing water to form, new research suggests.
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- Astronomy
Curiosity goes to the flow
Sent to Mars in search of water and other evidence of habitability, the rover appears to have landed in a dry streambed.
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The volcano watcher
Matt Patrick’s office is perched not far from the summit of Hawaii’s busiest volcano: Kilauea. When it erupts, he has a good view. Of course, it’s his job to see every possible vista of the peak, whether it’s flying over in a helicopter, hiking to fissures and along lava fields or checking webcams, seismometers and […]
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Traces of Inaugural Life
Geologists, biologists join forces to tell new stories about the first cells on Earth.
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- Life
Fossils show signs of earliest burrowing
Worms’ seafloor tunneling more than a half-billion years ago could have stirred up evolutionary forces.
- Planetary Science
Highlights from the 43rd Lunar and Planetary Science Conference, The Woodlands, Texas, March 19-23
Geologic activity and weather on Saturnian moons, and studies in Greenland to learn about Mars.
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Creating small wonders
Cell biologist and inventor Gary Greenberg’s career took a turn about 10 years ago when his brother sent him a canister of beach sand. Greenberg placed a pinch under a light microscope. Magnified hundreds of times, the colorful, intricate sand grains resembled beads from a necklace. “I was just blown away. I couldn’t believe that […]
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What’s So Hot About Volcanoes (What’s So Cool About Geology) by Wendell A. Duffield
A volcanologist transports readers to Hawaii, Chile and Japan to show how volcanoes form, why they erupt and how scientists are trying to predict eruptions. Mountain Press, 2011, 89 p., $16, young adult
