The city of Chicago is continuing its 10-year plan to replace aging water lines. But some residents charge that as the city replaces water mains, it's causing unsafe lead levels in drinking water.
U.S. health officials say they are now convinced that Zika virus can target the developing brain before birth, leading to a severe type of microcephaly and other brain abnormalities.
AccuWeather launched its "90-Day Forecast" this week, which the company describes as a "valuable tool for planning further in advance," including activities like vacations, weddings, baseball games, outdoor concerts and more. NPR's Robert Siegel talks with AccuWeather Founder and President Joel Myers.
NPR's Robert Siegel talks with two students whose science projects were featured at the 2016 White House Science Fair.
In preparation for sea level rise, vulnerable cities are building infrastructure to protect themselves. But as a look at New Orleans and Philadelphia shows, the strategies are unique to each city.
Researchers are trying to figure out if probiotics — the stuff we like to eat in yogurt to keep our guts healthy — could also help pigs, cows and chickens thrive.
An implant and wires that reroute nerve signals from a man's brain to his hand allow him to grasp and lift objects, after much practice. But easy, wireless signaling from the brain is still the goal.
Researchers are starting to look at the therapeutic possibilities of psychedelic drugs. A sensation that the self is merging with the world could be due to changes in brain connections, a study says.
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.
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.
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.
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.
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.
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, the telescope that's nearly 75 million miles away from Earth, placed itself into Emergency Mode sometime in the middle of last week.
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.
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.
SpaceX successfully launched a rocket to resupply the International Space Station and landed the rocket on a drone ship at sea on Friday.
A resupply capsule, bearing an inflatable habitat, is en route to the International Space Station, and the first stage of the rocket that launched it has returned for a sea landing without exploding.
The city's health department wants to send ex-offenders who have been trained to be "violence interrupters" to hospitals to talk with victims. Chicago has found the program prevents repeat injuries.