A vacuum chamber is never perfectly empty. A small number of atoms or molecules always remain, and measuring the tiny pressures they exert is critical. For instance, semiconductor manufacturers create microchips in vacuum ...
Quantum Physics
Aug 10, 2023
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173
In August 1865, a 10-pound rock fell from space to Earth, landing with a bang in the remote village of Sherghati, India. After being recovered by witnesses to the event, the stone passed into the possession of a local British ...
Planetary Sciences
May 3, 2023
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51
A warming climate will increase the number of tropical cyclones and their intensity in the North Atlantic, potentially creating more and stronger hurricanes, according to simulations using a high-resolution, global climate ...
Earth Sciences
Jan 4, 2023
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114
New research from the University of Washington shows that signals from the upper atmosphere could improve tsunami forecasting, and someday, help track ash plumes and other impacts after a volcanic eruption.
Earth Sciences
Dec 12, 2022
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66
NASA's InSight lander (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport) launched in 2018 with the goal of peering deep into Mars's interior for the first time to gain important information about ...
Planetary Sciences
Nov 15, 2022
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76
Longstanding theories of how plants rely on calcium waves to respond systemically to wounding and other stresses have been given fresh perspective.
Plants & Animals
Oct 21, 2022
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414
NASA this week shared an audio clip on social media that allows you to "hear" a black hole.
Astronomy
Aug 24, 2022
4
663
The ocean floor is famously less explored than the surface of Mars. And when our team of scientists recently mapped the seabed, and ancient sediments beneath, we discovered what looks like an asteroid impact crater.
Planetary Sciences
Aug 20, 2022
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754
A team of researchers from the University of Tulsa and the University of South Carolina, has found that the reason bigclaw snapping shrimp do not suffer from their own shock waves is that they are protected by orbital hoods. ...
Since 2003, the black hole at the center of the Perseus galaxy cluster has been associated with sound. This is because astronomers discovered that pressure waves sent out by the black hole caused ripples in the cluster's ...
Astronomy
May 4, 2022
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