The woolly mammoths of Wrangel Island, descended from a very small original population, persisted for 6,000 years despite genetic obstacles. Their sudden disappearance remains a mystery, providing lessons for modern…
Last week, Earth was subjected to a rare event: not one, but two large asteroids passing at the same distance.Neither 2024 MK nor 2011 UL21, as the asteroids are called,…
On June 27, asteroid 2011 UL21 made a relatively close encounter with Earth, flying past our planet at a distance of 6.6 million kilometers (4.1 million miles), or roughly 17…
Artist's impression of the bright core region of a quasar, an active galaxy. The supermassive black hole at the center is surrounded by a bright disk of gas and dust.…
Scientists have identified a unique form of cellular messaging occurring in the human brain, revealing how much we still have to learn about its mysterious inner workings.Excitingly, the discovery suggests…
It's summer in the Northern Hemisphere. But as you indulge in long, balmy days at the beach or elsewhere in nature, you might be surprised to learn that our planet…
Last year, one species of ant was caught using antibiotics - now another has been observed performing amputations.Researchers have just confirmed with experiments that this surgery and other treatments that…
On Monday, we caught up with an evolutionary biologist at Cornell University who made the case — with Cornell's apparent support — that the goldenrod plant is intelligent. This points…
The most complete dinosaur fossil ever found in Mississippi, called "incredibly unusual" by state officials, still remains 85 percent buried since its discovery in 2007.Paleontologists have confirmed that the specimen…
Credit: Pixabay/CC0 Public Domain Pseudomonas aeruginosa—an environmental bacterium that can cause devastating multidrug-resistant infections, especially in people with underlying lung disease—evolved rapidly and then spread globally over the past 200…