Counting steps?

Jeff Williams, chief operating officer of Apple, talks about the Apple Watch 4 and its ability to detect irregularities in heartbeat on Sept. 12, 2018 in Cupertino, California. Marcio Jose Sanchez/AP Photo

Why health apps are like the Wild West, with Apple just riding into town

As health care grows more digital, an array of health apps promise to track steps, count heartbeats and look at moles. But without more FDA oversight, could we be shooting ourselves in the foot?

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Analysis and Comment

Solving the mystery of the wimpy supernova

A massive star, with a radius 500 times that of our sun, exploded. But the supernova fizzled – it was weak and dim. Figuring out what went wrong led to insights about how rare binary star systems form.

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Research and News

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Midterm elections

There are about 20 million college students in the U.S. Monkey Business Images/www.shutterstock.com

More college students expected to vote in 2018 midterms

More college students are registered to vote in the November midterm elections this year than they were in 2014, but it remains to be seen how many more will vote.

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Climate change

The biggest U.S. oil company wants to pay every American a dividend. AP Photo/Richard Drew

Taxing carbon may sound like a good idea but does it work?

Exxon Mobil has a clear motive to back a new plan to tax carbon with its clout and money. And a carbon tax that is high enough to work might prove politically impossible to enact.

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Breast cancer

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Hurricane Michael

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