Falling stardust, wobbly jets explain blinking gamma ray bursts
A Northwestern University-led team of astrophysicists has developed the first-ever full 3D simulation of an entire evolution of a jet formed by a collapsing star, or a "collapsar."
A Northwestern University-led team of astrophysicists has developed the first-ever full 3D simulation of an entire evolution of a jet formed by a collapsing star, or a "collapsar."
Astronomy
Jun 29, 2022
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141
If life is abundant in the universe, atmospheric methane may be the first sign of life beyond Earth detectable by astronomers. Although nonbiological processes can generate methane, a new study by scientists at UC Santa Cruz ...
Astrobiology
Mar 28, 2022
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731
Thank goodness for the Earth's crust: It is, after all, that solid, outermost layer of our planet that supports everything above it.
Earth Sciences
Jun 26, 2020
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739
The discovery of Tamu Massif, a gigantic volcano located about 1,000 miles east of Japan, made big news in 2013 when researchers reported it was the largest single volcano documented on earth, roughly the size of New Mexico.
Earth Sciences
Jul 8, 2019
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197
In countless grade-school science textbooks, the Earth's mantle is a yellow-to-orange gradient, a nebulously defined layer between the crust and the core.
Earth Sciences
May 20, 2019
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156
It is well known that life on Earth and the geology of the planet are intertwined, but a new study provides fresh evidence for just how deep—literally—that connection goes. Geoscientists at Caltech and UC Berkeley have ...
Earth Sciences
May 10, 2019
8
578
"Omniphobic" might sound like a way to describe someone who is afraid of everything, but it actually refers to a special type of surface that repels virtually any liquid. Such surfaces could potentially be used in everything ...
Nanophysics
Nov 1, 2018
0
190
Since the plate tectonics revolution of the 1960s, scientists have known that new seafloor is created throughout the major ocean basins at linear chains of volcanoes known as mid-ocean ridges. But where exactly does the erupted ...
Earth Sciences
Mar 27, 2013
10
0
The oceanic lithosphere, which constitutes the top layer including Earth's crust and mantle below the oceans, has long intrigued scientists due to its peculiar behavior. This layer appears to glide over a weaker region below ...
Earth Sciences
Sep 26, 2023
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40
Three billion years ago, amid one of the last wet periods on Mars, powerful debris flows carried mud and boulders down the side of a hulking mountain. The debris spread into a fan that was later eroded by wind into a towering ...
Planetary Sciences
Sep 18, 2023
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297