Articles by

Laura Sanders

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...

The heart plays a hidden role in our mental health

Citations K. Kim et al. Resting-state neural firing rate is linked to cardiac-cycle duration in the human...

Rat cells grew in mice brains, and helped sniff out cookies

What does it feel like to be a rat? We will never know, but some very unusual...

Tiny treadmills show how fruit flies walk

The runner on the treadmill wasn’t your typical gym rat. For one thing, he kept sprinting to...