Did supermassive black holes collapse directly out of giant clouds of gas? It could depend on magnetic fields
Roughly a half-century ago, astronomers realized that the powerful radio source coming from the center of our galaxy (Sagitarrius A*) was a "monster" black hole. Since then, they have found that supermassive black holes (SMBHs) reside at the center o.....»»
In French Polynesia, boom in whale-based tourism sparks concern
A giant whale stole the show at the Summer Olympic Games, shooting out of the water as athletes competed in women's surfing semi-finals on the French Pacific island of Tahiti last month......»»
Black hole pairs may unveil new particles
In a paper published in Physical Review Letters this week, physicists from Amsterdam and Copenhagen argue that close observations of merging black hole pairs may unveil information about potential new particles. The research combines several new disc.....»»
New method improves understanding of light-wave propagation in anisotropic materials
Understanding how light travels through various materials is essential for many fields, from medical imaging to manufacturing. However, due to their structure, materials often show directional differences in how they scatter light, known as anisotrop.....»»
Hubble finds more black holes than expected in the early universe
With the help of NASA's Hubble Space Telescope, an international team of researchers led by scientists in the Department of Astronomy at Stockholm University has found more black holes in the early universe than has previously been reported. The new.....»»
5 games we want to see running on PS5 Pro: Black Myth, Stellar Blade, and more
From Black Myth: Wukong to Stellar Blade, there are many games that could benefit from PS5 Pro enhancements......»»
Google backs privately funded satellite constellation for wildfire detection
"Authorities will have high-resolution imagery that is updated globally every 20 minutes." Enlarge / The Windy Fire blazes through the Long Meadow Grove of giant sequoia trees near The Trail of 100 Giants overnight in Sequoia Nat.....»»
US can’t ban TikTok for security reasons while ignoring Temu, other apps
TikTok's survival in the US may depend on an appeals court ruling this December. Enlarge / Andrew J. Pincus, attorney for TikTok and ByteDance, leaves the E. Barrett Prettyman US Court House with members of his legal team as the.....»»
Atmospheric lidar instrument on climate satellite enhances understanding of aerosols and clouds
The atmospheric lidar ATLID, the last of four instruments on board the EarthCARE satellite launched in May, has now been successfully put into operation. The joint mission of the European Space Agency (ESA) and the Japanese Space Agency (JAXA) is des.....»»
New algorithm rights wrongs of precipitation-type classification over Tibetan Plateau
Like many natural phenomena, precipitation can be both a blessing and a scourge to human life. On the one hand, it supplies our rivers and fields with water; on the other hand, it can cause floods, landslides, and other natural disasters. Either way,.....»»
MagSafe Monday: The UGREEN Uno 2-in-1 Magnetic Wireless Charger delivers fast charging for iPhone with a whimsical display
If your desk (or nightstand) is a chaotic mess of charging cables and devices all vying to be charged, you might want to check out . Juggling multiple cords to keep everything charged gets old quickly, so when I came across the UGREEN Uno 2-in-1 Magn.....»»
Lower shipping emissions may lead to higher global temperatures
Products that we depend on and use every day arrive by way of massive container ships to ports around the world. But the maritime shipping industry is also responsible for polluting the air and oceans with sulfur dioxide, which can negatively affect.....»»
Paleontologists find omnivorous ancestor of the giant panda, revealing it was not always just a bamboo eater
The Hammerschmiede fossil site in southern Germany has yielded finds from about 11.5 million years ago that have rewritten evolutionary history. The sole species of bear discovered to date at the site was a relative of the giant panda. Its diet, howe.....»»
Energy-saving computing with magnetic whirls
Researchers at Johannes Gutenberg University Mainz (JGU) have managed to enhance the framework of Brownian reservoir computing by recording and transferring hand gestures to the system that then used skyrmions to detect these individual gestures......»»
Researchers explore the effects of the Black Lives Matter protests on racial bias
The murder of George Floyd in 2020 revived the Black Lives Matter movement, a large scale social movement that aims to highlight and reduce structural racism and inequality in the United States. The movement—and its coverage—strongly affected how.....»»
Astronomers detect black hole "starving" its host galaxy to death
Astronomers have used the NASA/ESA James Webb Space Telescope to confirm that supermassive black holes can starve their host galaxies of the fuel they need to form new stars. The results are reported in the journal Nature Astronomy......»»
"Ecocide" on Easter Island never took place, studies suggest
Two recent studies have cast doubt on a popular theory that the ancient residents of Easter Island suffered a societal collapse because they overexploited their natural resources, an event often labeled one of history's first "ecocides"......»»
Stephen Hawking Was Wrong—Extremal Black Holes Are Possible
For decades, a black hole that has as much spin or charge as it can given it mass was considered mathematically impossible. A new proof reveals otherwise......»»
Can AI talk us out of conspiracy theory rabbit holes?
New research published in Science shows that for some people who believe in conspiracy theories, a fact-based conversation with an artificial intelligence (AI) chatbot can "pull them out of the rabbit hole." Better yet, it seems to keep them out for.....»»
Samsung Announces its Mass Production of the QLC 9th-Gen V-NAND
While most people will know Samsung from its phones and tablets, there’s a lot more to the South Korean tech giant than its smart devices. That being said, Samsung recently announced it has begun mass production of its one-terabit (Tb) quad-lev.....»»
When Ultra doesn’t mean ‘best’ anymore
This week’s Apple Watch announcements were both exciting and a source of frustration. The Apple Watch Series 10 is a huge update in many respects, but the lack of an Apple Watch Ultra 3 disappointed. Now, as nice as the Ultra 2’s new black finish.....»»