The use of territorial self-governance seems to decrease the risk of ethnic civil war in some cases and to increase it in others. This has led to claims that arrangements designed to manage such conflicts—like federalism, ...
Political science
8 hours ago
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0
Lemurs, small, big-eyed primates that live in the trees of Madagascar off the southeast coast of Africa, are a mystery of evolution. When the first ones arrived there tens of millions of years ago, they found an island with ...
Evolution
14 hours ago
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15
Diversity-generating retroelements (DGRs) are found in the genomes of microorganisms across the globe—from the arctic permafrost to Yellowstone's hot springs and the human gut. DGRs are able to reverse-transcribe RNA back ...
Cell & Microbiology
8 hours ago
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0
By looking at light from distant exploding stars called supernovas, in 1998 astronomers discovered the universe isn't just expanding—its expansion is speeding up. But what's behind this acceleration?
Astronomy
10 hours ago
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62
Glass might seem to be an ordinary material we encounter every day, but the physics at play inside are actually quite complex and still not completely understood by scientists. Some panes of glass, such as the stained-glass ...
Soft Matter
17 hours ago
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35
Antarctic sea ice rebounded in December after a long period of record lows, US scientists said, giving pause to speculation that Earth's frozen continent could be undergoing a permanent change.
Environment
9 hours ago
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3
US company Firefly Aerospace said Tuesday it is aiming to launch a lander to the moon next week under an experimental NASA program that partners with the commercial sector to reduce costs.
Space Exploration
19 hours ago
1
46
In December 2024, five CubeSats deployed into Earth's orbit from the International Space Station. Among them was LignoSat, a wooden satellite from JAXA (Japanese Aerospace Exploration Agency) that investigates the use of ...
Space Exploration
9 hours ago
0
4
Technicians have successfully integrated NASA's Nancy Grace Roman Space Telescope's payload—the telescope, instrument carrier, and two instruments—to the spacecraft that will deliver the observatory to its place in space ...
Astronomy
10 hours ago
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18
NASA announced Tuesday it may turn to Elon Musk's SpaceX or Jeff Bezos's Blue Origin to help reduce the soaring costs of returning Martian rocks collected by the Perseverance rover to Earth.
Space Exploration
19 hours ago
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