The cooling system that lets bees beat the heat when hovering

To stay in the air when hovering over a flower, bumble bees continually flap their wings rapidly, a metabolic process that ...
ZME Science

Tiny Dunnart Newborns, Each the Size of a Grain of Rice, Filmed for the First Time Making a Life-or-Death Climb to Their Mother’s Pouch

For an animal smaller than a paper clip, the first journey of a newborn dunnart is astonishing. Moments after birth, each baby—no heavier than a grain of rice—must crawl across its mother’s fur to ...
PBS

Plant of the Week: Hello Yellow Butterfly Weed

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...
NBC Sports

Watch Olympics

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