News

Neuroscience

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

Neuroscientist Liz Chrastil’s brain scans before, during and after pregnancy are providing the first view of a mom-to-be’s structural brain changes.

Space

How a dying star is similar to a lava lamp

In a first, astronomers captured how convective forces power the quick bubbling movement of gas cells on the surface of a distant, massive star.

Health & Medicine

Can taking ashwagandha supplements improve health?

Ashwagandha is all over TikTok. Some studies report benefits, but more research is needed.

Planetary Science

Scientists find a long-sought electric field in Earth’s atmosphere

The Earth’s ambipolar electric field is weak but strong enough to control the shape and evolution of the upper atmosphere.