If life ever existed on Mars, the Perseverance rover's verification of lake sediments at the base of the Jezero crater reinforces the hope that traces might be found in the crater.
Astrobiology
Jan 26, 2024
10
119
A team of environmental and natural scientists from Universidad EAFIT in Colombia, the Smithsonian Tropical Research Institute in Panama, and Boise State University in the U.S. has found evidence of an ancient petrified mangrove ...
Mass extinctions are rapid global decreases in Earth's biodiversity, with five key events identified over the planet's history, arguably the most famous of which occurred ~66 million years ago during the Cretaceous, which ...
In the early hours of 30 October 1961, a Russian bomber took off and flew north. The plane was headed for the Novaya Zemlya archipelago in the Russian part of the Arctic. When the pilot saw the islands far below, he released ...
Earth Sciences
Dec 19, 2023
0
12
Human activities such as intentional burning, agriculture, pastoralism, and metallurgy can affect the frequency of fire in an ecosystem. Guanghui Dong, Aifeng Zhou and colleagues investigated whether another typical human ...
Archaeology
Dec 19, 2023
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1
Dr. Dewi Langlet, a scientist at the Evolution, Cell Biology and Symbiosis Unit at the Okinawa Institute of Science and Technology (OIST), studies foraminifera, single-cell organisms with shells made of calcium carbonate. ...
Ecology
Dec 12, 2023
0
18
From melting glaciers to rising sea levels, from raging wildfires to devastating floods, society has grown increasingly aware of the increasingly frequent climate crises. But what about its subterranean flow? A research group ...
Earth Sciences
Dec 12, 2023
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2
Amid climate change, large dam removal projects have gained attention as a solution to the loss of coastal wetlands that reduce flooding, filter water, and provide wildlife habitat. But in a paper appearing in Science, researchers ...
Earth Sciences
Dec 7, 2023
2
73
Earth's surface is the living skin of our planet—it connects the physical, chemical and biological systems.
Earth Sciences
Dec 2, 2023
0
97
Nineteen million years ago, during a time known as the early Miocene, massive ice sheets in Antarctica rapidly and repeatedly grew and receded. The Miocene is widely considered a potential analog for Earth's climate in the ...
Earth Sciences
Nov 29, 2023
0
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