Articles by

Laura Sanders

Smiles tweaked by AI can boost attraction, a speed-dating study shows

A well-timed smile could be the ultimate speed-dating hack. Smiles enhanced by artificial intelligence during video chats...

Hair pulling prompts one of the fastest known pain signals

CHICAGO — Big news for fighting sisters: Scientists have found the sensors that signal the painful zing...

Semaglutide saps mice’s motivation to run

CHICAGO — Mice love to run. But not when they’re taking semaglutide, the diabetes and weight-loss drug...

Scientists have traced all 54.5 million connections in a fruit fly’s brain

In the brain of a singular fruit fly, nerve cells weave themselves together, enabling flight, mating, eating,...

A study in mice hints at a new way to treat spinal cord injuries

After a devastating spinal cord injury, mice’s nerve cells balloon up in size. Some of these neurons...

Pregnancy overhauls the brain. Here’s what that looks like

Pregnancy overhauls a woman’s body. The brain is no exception. A detailed study of a woman’s brain...

Alzheimer’s blood tests are getting better, but still have a ways to go

Alzheimer’s disease is hard to diagnose. But proteins in the blood might provide clarity. A series of...

Biological puzzles abound in an up-close look at a human brain

It’s a bit like seeing a world in a grain of sand. Except the view, in this...