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Plants

Projectile pollen helps this flower edge out reproductive competition

With explosive bursts of pollen, male Hypenea macrantha flowers knock some competitors’ deposits off hummingbird beaks before the birds reach females.

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.

Climate

Can solar farms and crop farms coexist?

Researchers working in the field of agrivoltaics are studying how to combine solar farming with grazing, crop production or ecological restoration.