This ‘impossible’ black hole merger may be explained by a warp in spacetime
A “forbidden” merger between two massive black holes may not have been quite as impossible as previously thought.…
Single-mode lasers before the merger
A central problem in semiconductor lasers is deceptively simple: how can one increase optical performance without allowing unwanted…
Victoria’s koalas in chronically poor health and population is half what was previously estimated | Victoria
The Victorian government sat on a report for more than 12 months that found the state’s koala population…
Gondwana really was a supercontinent. And it helped kick-start life on Earth
Some 550 million years ago, the Earth looked very different to what it does today. The Southern Hemisphere…
Ugandan communities planted 4,053 trees beside one of Africa’s great rainforests; now the new forest is rebuilding a damaged wildlife buffer |
Bwindi Impenetrable Forest. Image Credit: Ron Van Oers/Wikipedia Communities living beside Uganda’s Bwindi Impenetrable National Park have planted…
Astronomers discover two stars that joined together to form a binary system just 60 years ago
Using the ALMA (Atacama Large Millimeter/submillimeter Array) radio telescope, astronomers have watched as two stars come together to…
Hypersoft X-ray sources as a low-energy class of luminous cosmic emitter
Drake, J. J., Kashyap, V. L., Wargelin, B. J. & Wolk, S. J. Pointing Chandra toward the extreme…
Underwater sensors caught a rare event off Cornwall: one porpoise became trapped in a net while two animals exchanged possible distress calls
Bycatch, the accidental capture of animals in fishing gear is considered the world’s greatest direct human-caused threat to…
Pink Noise Could Boost Restorative Sleep
During the day, waste products such as lactic acid and worn-out proteins build up in the brain. When…
An ocean away from Nepal, Sonia spends her spare time piecing together clues about missing flood victims: ‘I wanted to be useful’ | Nepal-Tibet flood disaster
A chain of flowers tattooed from knee to foot, a gold nose ring worn on a left nostril,…
SpaceX Sinks 5% as $47.2B Insider Share Unlock Hits the Tape, AST SpaceMobile Drops 4%, Rocket Lab Slips 2%
Quick Read SPCX fell 5% as a $47.2B insider share unlock became eligible for sale, dragging ASTS down…
Black holes ring like bells, and the sound could reveal hidden physics
Black hole ringdowns could reveal signs of surrounding matter or new physics, giving scientists a new way to…