Science

The year's most popular tweets: Obama, Harvey donations -- and chicken nuggets
2017 was a busy year for Twitter, with records broken for most retweets and likes. Former President Barack Obama had several of the year's most popular tweets.
First baby born to U.S. uterus transplant patient raises ethics questions
A woman who received a uterus transplant recently delivered a healthy baby boy. NPR's Mary Louise Kelly talks with the doctors working on the experiment about its ethics, risk, and cost implications.
'The Invention of Race'
"The Invention of Race." How, why and when was the notion of "race" developed? This special explores the construction of race, and racism, from the ancient world to today.
Antibiotics are accumulating in Minn. lakes, posing health risk
A new University of Minnesota study found several antibiotics in sediment at the bottom of Minnesota lakes, and that might contribute to increased antibiotic resistance.
Automation could displace 800 million workers worldwide by 2030, study says
But in the long term, new technology could create more jobs than it eliminates, a new report says. It says governments and businesses have to prioritize retraining workers for the new economy.
Man who deactivated Trump's Twitter account: 'I didn't break any rules'
TechCrunch has tracked down the former Twitter employee who claims to be responsible for the famous 11-minute outage. He's a twenty-something from Germany who says it was all just a mistake.
If you woke up this morning feeling less than refreshed, join the club: The CDC reports that more than a third of American adults don't get enough sleep.
Can police track you through your cellphone without a warrant?
The Supreme Court wrestles again with interpreting the rules of the digital era and whether police need to get a search warrant to obtain cellphone location information.
YouTube faces increased criticism that it's unsafe for kids
Many videos on the site feature popular characters in upsetting and violent situations, and some videos of children have attracted pedophilic comments. YouTube says it is toughening its approach.
Dance by the light of the 2017 supermoon: The how and when
The last and only visible such moon of 2017 will appear Dec. 3. The best time to see it is at sunset or the following morning at sunrise, when the moon is near the horizon.