The future is foggy for Arctic shipping

As the Arctic warms and loses sea ice, trans-Arctic shipping has increased, reducing travel time and costs for international trade. However, a new study finds that the Arctic Ocean is getting foggier as ice disappears, reducing visibility and causing c…

Unraveling the mathematics behind wiggly worm knots

Researchers wanted to understand precisely how blackworms execute tangling and ultrafast untangling movements for a myriad of biological functions. They researched the topology of the tangles. Their research could inform the design of fiber-like, shape…

How dormant bacteria come back to life

Bacterial spores can survive for years, even centuries, without nutrients, resisting heat, UV radiation, and antibiotics. How inert, sleeping bacteria — or spores — spring back to life has been a century-long mystery. New research identifies how sens…

Elephant ecosystems in decline

Global space for Asian elephant habitats has been in rapid decline since the 1700s, a new report reveals. More than 3 million square kilometers of the Asian elephant’s historic habitat range has been lost in just three centuries and may underlie presen…

Why people include themselves in photos

A new study may help explain why people choose to include themselves in some photos — and it is not vanity. Researchers found that first-person photos (capturing the scene as it looks from one’s own eyes) best represent the physical experience of an e…

Can jack-of-all-trades AI reshape medicine?

Most medical AI models in use today are trained to perform one or two specific tasks and have limited utility. Next-generation AI — called generalist medical AI — incorporates various types of data to perform a variety of complex tasks in a range of …