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He‘s cute and smart: This gray seal took part in the new study.

Scientists at the University of St. Andrews found that seals can detect blood oxygen levels, allowing them to plan dives and avoid drowning.

CaLea Johnson
















Grab your magnifying glass.

We give you an obscure word with four definitions—one correct, three made up. Can you identify the correct one?

Ellen Gutoskey








Kari Byron.

The former MythBusters host and co-founder of the National STEM Festival tells us what emerging tech she thinks kids today won’t be able to live without—and what we can expect from the podcast she’s launching with fellow MythBuster Tory Belleci.

Erin McCarthy