Influence of a black hole"s spin: First evidence of precession in ultraluminous accretion disks
Gas swirls around a black hole due to its intense gravity, forming an accretion disk. These accretion disks, being among the most efficient energy conversion mechanisms in the universe, emit light and plasma jets. When a black hole spins on its axis,.....»»
Hubble takes closest-ever look at a quasar
Astronomers have used the unique capabilities of NASA's Hubble Space Telescope to peer closer than ever into the throat of an energetic monster black hole powering a quasar. A quasar is a galactic center that glows brightly as the black hole consumes.....»»
Hitting the target for eradicating feral pigs on Kangaroo Island
The Black Summer bushfires of 2019–20, that razed more than half of the landscape on Kangaroo Island in South Australia, left an indelible mark on the island's unique native biodiversity, which is still struggling to recover......»»
Black Friday’s best PC hardware deal is still live, and you’re sleeping on it
Even after two weeks, the best PC hardware deal I've seen during Black Friday and Cyber Monday is still live. Here's why you should buy it......»»
Deals: M4 iPad Pro $400 off, Magic Keyboard $113 off, Apple Solo Loops from $17, Find My gear, more
The post-Black Friday deals roll on today with our headliner that delivers a massive $400 price drop on Apple’s 2TB 13-inch M4 iPad Pro – this one likely won’t last long. From there, we move over to as much as $113 in savings on the latest M4 i.....»»
Proposed wastewater release into Cape Cod Bay likely to remain for at least one month, study finds
Scientists at the Woods Hole Oceanographic Institution (WHOI) investigating the pathways of the proposed wastewater discharge from the Pilgrim Nuclear Power Station (PNPS) find it has a high probability of remaining in Cape Cod Bay for at least one m.....»»
MeerKAT confirms the gravitational wave background of the universe in record time
The universe is a turbulent place. Stars are exploding, neutron stars collide, and supermassive black holes are merging. All of these things and many more create gravitational waves. As a result, the cosmos is filled with a rippling sea of gravitatio.....»»
Q&A: Researcher discusses protecting the health of wildlife ecosystems
The plague is one of the deadliest bacterial infections in human history. An estimated 50 million Europeans died from it in the mid-1300s when it was known as the "Black Death.".....»»
Best Black Friday Apple deals that you can still grab today
Black Friday and Cyber Monday are in the rearview mirror, but numerous Apple deals are still in effect. Here are the best choices.There's still a chance to grab Black Friday pricing on Apple devices.With prices jumping up after Black Friday and Cyber.....»»
Isotope analysis reveals mammoth as key food source for ancient Americans
Scientists have uncovered the first direct evidence that ancient Americans relied primarily on mammoth and other large animals for food. Their research sheds new light on both the rapid expansion of humans throughout the Americas and the extinction o.....»»
Excavations uncover evidence for the emergence and rejection of the earliest state institutions in Iraq
Excavations at a 4th millennium BCE settlement in Iraqi Kurdistan have revealed new clues about the origins of the world's earliest governing institutions, suggesting they emerged partly from their ability to provide large-scale meals, potentially as.....»»
Critics, not fans, perpetuate the failed second album myth, study shows
After a debut hit, many bands often find their follow-up album panned: further evidence of the curse of the "sophomore slump," critics say......»»
The TCL QM8 will light up your living room and is on sale for Cyber Week
The 2024 TCL QM8 is an excellent midrange mini-LED TV with over 4,000 nits of brightness paired with impressive black levels, and all sizes are on sale during Cyber Week......»»
Deals: Apple Watch Series 10 $80 off, Apple Watch Ultra $429 off, AirPods 4, Find My tracking card $24, more
The Black Friday and Cyber Monday deals have all but completely disappeared, but there are still a couple notable hangover offers joining some fresh price drops we spotted this morning. Apple Watch Series 10 is starting at the $329 all-time low with.....»»
Nanoscale bumps and grooves trigger big changes in cell behavior
The surfaces that cells come into contact with can influence how the cells grow, function, and communicate—shaping metabolism and even cellular health. Now, engineering researchers at the University of California San Diego have developed a platform.....»»
Researcher surfaces widespread disparities: "Black students are punished more"
Every year, millions of students are suspended, expelled, and punished. The American Academy of Pediatricians recently warned that these exclusionary punishments can be incredibly harmful. But are students of certain backgrounds experiencing the harm.....»»
Mid-Pleistocene climate change may have shaped hominin development and dispersal
A multi-institutional team of evolutionary specialists, climatologists and sociologists has found evidence that climate change during and after the Mid-Pleistocene likely shaped hominin development in parts of what is now Asia......»»
New map of the universe uses gravitational waves to reveal hidden black holes and cosmic structure
An international study led by astronomers from Swinburne University of Technology has created the most detailed maps of gravitational waves across the universe to date......»»
Evidence of human-to-animal SARS-CoV-2 transmission in a Brazilian zoo
Universidade Federal de Minas Gerais-led research at the Belo Horizonte Zoo in Minas Gerais, Brazil, has detected SARS-CoV-2 in multiple captive wild mammals, revealing potential human-to-animal transmission and viral evolution in new hosts......»»
Evidence of primordial black holes may be hiding in planets, or even everyday objects here on Earth
Imagine the formation of a black hole and you'll probably envision a massive star running out of fuel and collapsing in on itself. Yet the chaotic conditions of the early universe may have also allowed many small black holes to form long before the f.....»»
Study provides experimental evidence of high harmonic generation producing quantum light
High harmonic generation (HHG) is a highly non-linear phenomenon where a system (for example, an atom) absorbs many photons of a laser and emits photons of much higher energy, whose frequency is a harmonic (that is, a multiple) of the incoming laser'.....»»