7,847 results
7,847 results for: Geology
- Earth
Earth’s oldest rocks may be at least 4.16 billion years old
If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.
- Anthropology
A drowned landscape held clues to the lives of ancient human relatives
The remains of extinct Homo erectus dredged from the seabed off Java, along with thousands of animal fossils, are revealing a long-lost ecosystem.
- Earth
The United States’ oldest known rock has existed for at least 3.6 billion years
More than just a cool bit of trivia, the finding raises questions about our understanding of Earth’s history.
- Earth
How hot can Earth get? Our planet’s climate history holds clues
Earth has survived huge temperature swings over eons of climate change. Humans might not be so lucky.
- Planetary Science
Check out some of the weird rocks that have turned up on Mars
Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.
- Science & Society
A Supreme Court ruling on nuclear waste spotlights U.S. storage woes
Court ruling allows interim nuclear waste storage in Texas, but the U.S. still has no long-term plan for its 90,000 metric tons of spent fuel.
- Oceans
Seafloor amber may hold hints of a tsunami 115 million years ago
Oddly shaped deposits of tree resin point to massive waves that struck northern Japan roughly 115 million years ago and swept a forest into the sea.
- Earth
Ancient rocks reveal when rivers began pouring nutrients into the sea
Rivers began pumping weathered material into the sea about a billion years after Earth formed, suggesting continents may have gotten an early start.
- Climate
Unearthed ice may be the Arctic’s oldest buried glacier remnant
Thanks to climate change, thawing permafrost in the Canadian Arctic has revealed the buried remnant of a glacier that’s 770,000 years old.
- Earth
Spooky floating lights in South Carolina could be earthquake farts
Gases that rise from the earth during earthquakes could explain strange sightings of floating balls of light.
- Planetary Science
Venus’ tectonics may be actively reshaping its surface
Circular landforms speckling the Venusian surface may be the work of tectonic activity.
- Earth
More details about the Myanmar earthquake are emerging
A phenomenon called liquefaction, which causes the ground to slump like quicksand, led to significant damage after the Myanmar earthquake. The risk of aftershock remains high.
