All Stories
- Animals
Fins as early legs
“Walking” fish may help scientists understand how ancient animals learned to move on land.
- Science & Society
New dangers from bird flu
U.S. government asks scientists to keep some secrets about their bird flu research.
- Animals
Bloodsuckers get out of bed
Bedbugs have reemerged as a global menace — and they may be lurking in the dark near you.
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Science fair as a family affair
Parents share their tips on helping kids prepare for a science fair.
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