Hot On The Trail Of Alien Moons
Astronomers have found about 2,000 planets beyond our solar system. Now, some scientists are expanding the search to look for distant moons, too, in the hunt for signs of life.
Science
Ambitious Project Would Use 'Starchips' To Travel To Alpha Centauri
Internet Billionaire Yuri Milner on Tuesday announced plans to travel to the nearest star system, Alpha Centauri. A trip would take thousands of years with existing technology.
Home And Garden Giant Ditches Class Of Pesticides That May Harm Bees
Ortho is part of the Miracle-Gro family. The company says it decided to phase out neonics from its home and garden products after reviewing possible threats posed to bees and other pollinators.
What Does Time Perception Have To Do With Racial Disparities?
Research shows that our biases can actually skew our perception of time. For police officers, this means some are at a greater risk for shooting unarmed black men.
U.S. Chief Climate Negotiator: 'Paris Wasn't The End, Paris Is The Start'
Since the beginning of the Obama administration, Todd Stern has been the U.S. government's chief climate negotiator. He led the team in Paris that managed to get some 200 countries to agree to the most sweeping deal ever to limit global carbon emissions. NPR's Ari Shapiro talks to Stern about what's happened since Paris and his decision to step down from the job after seven years.
A Fitbit Saved His Life? Well, Maybe
A man shows up in the emergency room with a speedy, irregular heartbeat, but can't say when it first went awry. No problem. The ER doctors just checked the phone records of his fitness tracker.
Just Like Human Skin, This Plastic Sheet Can Sense And Heal
Human skin has properties that are hard to mimic, but a Stanford engineer is working to create a type of artificial skin that can sense, heal and generate its own power.
Kepler Spacecraft Is Stable And Out Of Emergency Status, NASA Says
Kepler, the telescope that's nearly 75 million miles away from Earth, placed itself into Emergency Mode sometime in the middle of last week.
Number Of Wild Tigers Increases For First Time In 100 Years
Early in the 20th century, the world had some 100,000 tigers, according to estimates. The number fell sharply over time — but the World Wildlife Fund says it has now risen for the first time in years.
Scientists Set To Drill Into Extinction-Event Crater In Mexico
After a meteor punched a huge crater into the Earth 65.5 million years ago, 70 percent of the planet's species went extinct. Today, pieces of that meteor are found all over the world.