Science

The story of dire wolves goes beyond de-extinction

A fossil jaw originally netted by fishermen off the ocean floor near Taiwan’s west coast belonged to a member of a mysterious hominid population known as Denisovans, scientists report in the April 11 Science. Their new findings indicate that Denisovans, known from their ancient DNA and a handful of bones found at a couple of…

In the world of Harry Potter, one’s memory can be manipulated with the flick of a wand. Albus Dumbledore reels wispy memories out of his head and puts them in a Pensieve. If he later dunks his head in that magical basin, he can see his past experiences with lifelike clarity. Hermione Granger, meanwhile, uses…

In late 2022, pharmacist Joseph Lambson got an unusual call from a poison control specialist. He said, “Hey Joe, I’m getting these weird calls about semaglutide.” According to the specialist’s calculations, people were giving themselves 10 times the correct dose. But that didn’t make sense. The drug is the key ingredient in the blockbuster diabetes…

Neutrinos’ maximum possible mass shrinks further

The Arabian Desert, today the largest expanse of windswept sand dunes on Earth, experienced recurring periods of humidity millions of years ago, researchers report April 9 in Nature. The study may explain how mammals at that time survived the trek across what is now a vast and barren landscape. The findings come from mineral formations…