Bubble of hot electrons seen hurtling around our galaxy’s black hole
For about two hours, a bubble of extremely hot electrons whirled around the Milky Way’s supermassive black hole at 30 per cent of the speed of light, and then it…
Astronomers trace fireball in Earth’s skies to space rock that made it
In an effort to learn more about potentially hazardous asteroids, astronomers have used telescopic surveys to find an image of a space rock that produced a 0.4-kiloton fireball over the…
Lemurs hug tree trunks to cool down when temperatures top 30°C
A type of lemur called a white sifaka embraces the base of some trees to release heat, with the bottom of the trunk being up to 5°C cooler than the…
The Purpose of Dolphins’ Mysterious Brain Net May Finally Be Understood
When dolphins swim through the ocean, it looks effortless. By whipping their tail up and down, the sleek marine mammals propel themselves forward in a seamless glide that could make…
Extreme Heat Saps Billions in Worker Productivity
Global warming is draining tens of billions of dollars in economic productivity every year from some of the world’s biggest cities, according to new research from the Atlantic Council. The…
AlphaFold Developers Win $3-Million Breakthrough Prize in Life Sciences
The researchers behind the AlphaFold artificial-intelligence (AI) system have won one of this year’s US$3-million Breakthrough prizes—the most lucrative awards in science. Demis Hassabis and John Jumper, both at DeepMind…
Sparkly Image of Neptune’s Rings Comes into View from JWST
As if dainty, iridescent fairies are racing around a cosmic track, Neptune’s rings sparkle in a stunning new view captured by the James Webb Space Telescope (JWST), the most powerful…
Web of blood vessels helps protect whales’ brains while swimming
When a whale pumps its tail up and down to swim, a wave of increased blood pressure moves from the tail to the head – but a network of vessels…
These male hummingbirds evolved to be tiny so they can do cool dives
Male bee hummingbirds evolved to be much smaller than females, possibly because their diminutive size allows them to make faster and more elaborate courtship flights Life 22 September 2022 By…
Too many electric cars charging at night may overload electrical grid
As electric car ownership rises, we will need new infrastructure to avoid overwhelming electricity grids – including public charging stations and more daytime charging Technology 22 September 2022 By Jeremy…