Is “sense of direction” really a thing? Or is something much more mysterious at work in our minds? ...read more

Planting new corals can't stop climate change, but it can give marine ecosystems a fighting chance. Volunteers have largely led the ambitious effort. ...read more

Several new strains of the coronavirus have been identified — and they're more contagious. Here's what's known about how they spread, how well the vaccines work against them, and the symptoms these variants cause. ...read more

Low vitamin D intake is still a public health concern. Despite adding it to certain foods in the U.S. and Canada, getting enough of the sunshine vitamin is still a challenge for many people. Some experts say more must be done. ...read more

Cryolipolysis is an up-and-coming method for removing pesky flab, no scalpel necessary. ...read more

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A starry sense of wonder can pry apart the fears and doubts that turn so many people away from science. ...read more