News
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AnimalsFeeding sharks ‘junk food’ takes a toll on their health
Many blacktip reef sharks in French Polynesia are commonly fed by tourists. But the low-quality diet is changing the sharks’ behavior and physiology.
By Jake Buehler -
Science & SocietyTrump orders sow chaos in global public health
A recent flurry of executive orders and surprise actions by the Trump administration have roiled WHO, the CDC and the international public health community.
By Meghan Rosen -
ArchaeologyHere’s how ancient Amazonians became master maize farmers
Casarabe people grew the nutritious crop year-round on savannas thanks to networks of drainage canals and ponds.
By Bruce Bower -
SpaceLife’s ingredients have been found in samples from asteroid Bennu
Samples from NASA’s OSIRIS-REx mission show the asteroid Bennu had organic molecules and minerals and possibly salty water and other life ingredients.