Hold out your hand for a century, and 100 million particles of dark matter will pass through each second without leaving a trace. Still, a physicist in South Dakota thinks he may be able to catch one.
NPR's senior education correspondent offers his predictions for the big stories in K-12 and higher education.
As homeowners embrace solar, utilities are making less money, and that's shaking up their business model. Companies in California and Georgia are handling the growth in dramatically different ways.
Iran is eager to have punitive financial measures removed and has been working to scale back its nuclear program much faster than many predicted, according to those monitoring the process.
Some who have been advocating to reduce prison terms for nonviolent drug criminals privately tell NPR they are beginning to worry nothing will happen in 2016.
The former Florida governor offered up a theory on Donald Trump, which has provoked a lively debate on social media, in a year-ending interview with NPR News.
Champagne and other booze flow freely on New Year's Eve. But if you want to wake to a new year without the side effects of alcohol, don't fret: We've got science-based tips for avoiding that headache.
"I think the emotion of the here and now will subside," Bush said in an interview with NPR. He predicts voters will turn on front-runner Donald Trump and see things his way once voting starts.
The deal in Saudi Arabia has been no taxation and no representation. Bottom-of-the-barrel crude prices changed the first half of the equation this week, as officials cut utility and gas subsidies.
A big study finds the risk that the baby will die soon after delivery is twice as high if the delivery was planned for home or a birthing center versus the hospital, but such deaths are very rare.