Search Results for: Geology
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7,847 results for: Geology
- Earth
Plate loss gave chain of Pacific islands and seamounts a bend
The sinking Izanagi tectonic plate may have rerouted the mantle flow beneath the Pacific, halting the Hawaiian hot spot.
- Oceans
UV light reveals hidden patterns on seashell fossils
Under UV light, fossil seashell color patterns glow, a researcher finds.
- Earth
Volcanic lightning forges tiny glass balls from airborne ash
The lightning that crackles through volcanic plumes can melt ash into tiny glass beads.
- Earth
Dinosaurs may not have seen the Grand Canyon after all
New geologic comparisons peg the Grand Canyon’s inception well after dinosaurs went extinct.
- Planetary Science
Support grows for a return to ice giants Uranus and Neptune
Thirty years ago, Voyager 2 cruised past Uranus and then on to Neptune. Now planetary scientists think it’s time to go back.
- Animals
An island in the Maldives is made of parrotfish poop
Coral-eating parrotfish create much of the sediment that a reef island is made of, a new study finds.
- Earth
Volcanic activity convicted in Permian extinction
Precision dating confirms that Siberian volcanic eruptions could have triggered the Permian extinction.
- Planetary Science
How alien can a planet be and still support life?
Geoscientists imagine the unearthly mechanisms that could keep alien planets habitable.
- Environment
Controversial insecticide use rises as farmers douse seeds
Use of neonicotinoids, a class of controversial insecticides, has risen dramatically, posing threat to pollinating insects.
By Beth Mole - Planetary Science
Year in review: Pluto unveiled as a world like no other
Long out of reach, Pluto came into focus in 2015 with the New Horizons mission.
- Earth
Tethys Ocean implicated in Pangaea breakup
The shrinking of the Tethys Ocean may have broken up the Pangaea supercontinent.
- Astronomy
New telescopes will search for signs of life on distant planets
Researchers are coming up with creative ways to pick up biosignatures in far-away planetary atmospheres.