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New C.D.C. Chief Saw Coca-Cola as Ally in Obesity Fight

Physicists Try to Revive a Super-Safe, Decades-Old Cancer Treatment

When you can’t remember where you are or how you got there

The Illuminating Geometry of Viruses

Another Possible Indignity of Age: Arrest

These Americans Hated the Health Law. Until the Idea of Repeal Sank In.

Letting Your Children Pick Their Own Bedtime Is Terrible for Them and for You

Low-Fat Foods Are Making You Fatter

Scientists have reversed brain damage in a U.S. toddler who drowned in her family swimming pool

A Sensor on Your Skin That Looks and Feels Like a Temporary Tattoo

Should You Feed Your Kid Probiotics?

John McCain’s Brain Cancer Carries a Dim Prognosis

What Is Glioblastoma?