Long before whales, the oceans of Earth were roamed by a very different kind of air-breathing leviathan. Snaggle-toothed ichthyosaurs larger than school buses swam at the top of the Triassic Period ocean food chain, or so ...
Earth Sciences
Oct 10, 2011
66
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Somewhere between Earth's creation and where we are today, scientists have demonstrated that some early life forms existed just fine without any oxygen.
Earth Sciences
Nov 29, 2016
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10612
For the first time, climate scientists have compiled a continuous, high-fidelity record of variations in Earth's climate extending 66 million years into the past. The record reveals four distinctive climate states, which ...
Earth Sciences
Sep 10, 2020
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5589
Looking for a new reason to cut down on "junk" food? Besides the obvious health-related benefits, I showed in a recent study that discretionary or junk foods make up a significant proportion of food-related environmental ...
Environment
Oct 5, 2016
2
5
The most severe mass extinction event in the past 540 million years eliminated more than 90 percent of Earth's marine species and 75 percent of terrestrial species. Although scientists had previously hypothesized that the ...
Earth Sciences
Jun 21, 2021
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Scientists revealed Tuesday that they had discovered a vast, hidden landscape of hills and valleys carved by ancient rivers that has been "frozen in time" under the Antarctic ice for millions of years.
Earth Sciences
Oct 24, 2023
2
1366
The Amazon River is a heck of a big tributary. Besides being one of the LONGEST rivers in the world, it also happens to be the WIDEST. While its estimated length of 4,000 miles (6,400 kilometers) puts it under the Nile River, ...
Environment
Feb 5, 2015
0
15
A trio of researchers from the Technical University of Munich, the University of Greifswald and the University of Augsburg have found that the meat production process for organic meats produces approximately the same amounts ...
Humans have triggered the last 16 record-breaking hot years experienced on Earth (up to 2014), with the new research tracing our impact on the global climate as far back as 1937.
Environment
Mar 8, 2016
40
1613
As nuclear explosions go, the US "Cactus" bomb test in May 1958 was relatively small—but it has left a lasting legacy for the Marshall Islands in a dome-shaped radioactive dump.
Environment
May 26, 2019
21
3390
