How the XB-1 aircraft went supersonic without a sonic boom
The experimental supersonic aircraft XB-1Boom Supersonic When the experimental XB-1 aircraft broke…
Astronomers have spotted the largest known object in the universe
Artist’s illustration of the large-scale structure of the universeScience Photo Library/Alamy Astronomers…
Robot made from pig gelatin biodegrades when no longer needed
The robotic arm at different stages of activationWei et al An origami-inspired…
We are all bad at choosing random numbers in our own unique way
Picking a truly random number is harder than you thinkaryna Terletska/Getty Images…
Humpback whale songs have patterns that resemble human language
Humpback whales in the South PacificTony Wu/Nature Picture Library/Alamy Humpback whale songs…
Cuddling koalas show unexpected sociable side in surprising video
Koalas are usually regarded as solitary animals, but new footage is revealing…
Is cleaner air accelerating global warming more than we expected?
Air pollution can have a cooling effect on the climateCheunghyo/Getty Images James…
Bonobos can tell when they know something you don’t
Kanzi, one of three captive bonobos whose mental abilities were tested in…
Salamanders fill their toes with blood to release sticky grip
The translucent toes of a wandering salamanderWilliam P. Goldenberg How salamanders manage…
Rat populations in cities are booming as the planet warms up
Rat sightings are on the rise in New York CityFatih Aktas/Anadolu/Getty Images…
