A collision of two massive clusters of galaxies when the universe was half its current age should not have happened according to the standard theory of cosmology, says a new study by an international group of astronomers, ...
Astronomy
Sep 13, 2023
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90
Simple actions can be taken to prevent the deaths of whales, sharks and other ocean giants caused by collisions with ships, argue David Sims and colleagues in a Comment published in this week's Nature. "Humanity and some ...
Ecology
Sep 9, 2023
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30
As the number of objects launched into orbit grows, the EU is working to prevent debris from getting out of hand.
Space Exploration
Aug 31, 2023
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13
A pair of astrophysicists at the Rochester Institute of Technology has found via simulations that some black holes might be traveling through space at nearly one-tenth the speed of light. In their study, reported in Physical ...
Twenty bears killed and almost 20 more injured—it's been a uniquely dangerous summer for Lake Tahoe's bear population, with more hit by vehicles from late July to mid-August "than we've ever had at that time," said Ann ...
Plants & Animals
Aug 16, 2023
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20
Microparticle dust aggregates, which are thought to play a role in the formation of new planets, are less likely to stick together after a collision when the aggregates are larger.
Planetary Sciences
Jul 21, 2023
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181
In the Large Hadron Collider (LHC), proton and lead beams travel close to the speed of light. They carry a strong electromagnetic field that acts like a flux of photons as the beam moves through the accelerator. When the ...
General Physics
Jul 14, 2023
1
109
Ask anyone what first springs to mind when they think of Australia and they'll most likely say a kangaroo; the marsupial is ingrained in our national identity. But have you ever wondered why kangaroos never ventured beyond ...
Plants & Animals
Jul 6, 2023
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23
Quantum electronics promises significant advances in ultra-sensitive measurements and quantum information processing. In nanoelectronic circuits, one electron can be used to precisely modify the trajectory of another electron ...
Nanophysics
Jun 30, 2023
1
58
We've filed plenty of reports here at UT warning about the potential impact of Starlink and similar satellites on the field of astronomy. We've gone so far as to point out that the granddaddy of space-based telescopes—Hubble—has ...
Astronomy
Jun 20, 2023
0
3
