Science

[:es]If any swine is fit to be an organ donor for people, then the dozens of pigs snuffling around Qihan Bio’s facility in Hangzhou, China, may be the best candidates […]

[:es]More than 5700 years ago, a girl spat out a wad of chewing gum at what is now an archaeological site in Denmark. Today, researchers report in Nature Communications that […]

[:es]Sweet potato plants don’t have spines or poisons to defend themselves. But some have evolved a clever way to let hungry herbivores know they aren’t an all-you-can-eat buffet, a new […]

[:es]Earlier today, after a successful rocket launch from India, the beginnings of a new satellite constellation for Earth observation took place. An existing flotilla of more than 80 microsatellites owned […]

[:es]High in the Canadian Arctic on Baffin Island, beneath 10 meters of water and many more of mud, sits a refrigerated archive of Earth’s past life. The deep sediments in […]

[:es]Many human grandmothers love to spoil their grandchildren with attention and treats, and for good reason: Studies have shown that having a living grandmother increases a child’s chance of survival. […]

[:es]When humans started to tame dogs, cats, sheep, and cattle, they may have continued a tradition that started with a completely different animal: us. A new study—citing genetic evidence from […]

[:es]Say “sit!” to your dog, and—if he’s a good boy—he’ll likely plant his rump on the floor. But would he respond correctly if the word were spoken by a stranger, […]

[:es]Like vinyl records, the strange concept of a time crystal is spinning back into fashion. In 2012, a Nobel Prize–winning physicist proposed that the properties of a system of quantum […]