National News

Cookie dough clings to the beaters of a standing mixer. The Food and Drug Administration is warning people not to eat raw dough due to an ongoing outbreak of illnesses linked to flour tainted with E. coli.

Cookie Dough Blues: How E. Coli Is Sneaking Into Our Forbidden Snack

Flour seems innocuous. We've long been warned to wash our hands after handling chicken, and to cook our hamburgers well. We wash lettuce that came straight from the field. But really, flour?

This week, the Centers for Disease Control and Prevention reminded everyone that flour is, in fact, a raw, uncooked food, just like those fresh greens. Yes, it can make you sick.

Smoke rises over Saif Al Dawla district in Aleppo, Syria, in 2012. Russia and the Syrian government say they will open humanitarian corridors in Aleppo and offer a way out for opposition fighters wanting to lay down their arms, Russian Defense Minister Sergei Shoigu said Thursday.

Russia, Syria Pledge 'Humanitarian Corridors' Out Of Rebel-Held Parts Of Aleppo

Russian and Syria have said they are opening humanitarian corridors out of besieged, rebel-held areas in the northern Syrian city of Aleppo. But NPR has reached civilians in the embattled city who turned back for fear of the ongoing shelling.

Dr. Michael Frost demonstrates use of Probuphine, an implant that dispenses medication to treat opioid addiction.

Doctors Need A New Skill Set For This Opioid Abuse Treatment

In a big hotel conference room near New York's Times Square, six doctors huddle around a greasy piece of raw pork. They watch as addiction medicine specialist Michael Frost delicately marks the meat, incises it and implants four match-sized rods.

"If you can do it well on the pork, you can easily do it on the person," Frost tells his audience.

Democratic presidential candidate Tim Kaine salutes the crowd after his address at the Democratic National Convention Wednesday night.

Twitter Just Turned VP Nominee Tim Kaine Into Your Dad

Democratic vice presidential nominee Sen. Tim Kaine introduced himself to America Wednesday night as a fighter, Hillary Clinton's ally and — a dad. Not just a dad to his own children but everybody's dad.

To start, he doesn't speak like a politician.

"Can I be honest with you about something?" Kaine said, "Can I be honest with you about something? I never expected to be here." He talked about his midwestern upbringing, and his own union father dad.

Donald Trump makes a campaign stop in Scranton, Pa., on Wednesday. He faced a day of harsh criticism from across the political spectrum for appearing to urge Russia to hack his Democratic rival's email.

Trump Says He Was Being 'Sarcastic' In Asking Russia To 'Find' Clinton's Emails

A day after shocking the political and foreign policy establishments on both sides of the aisle with a call for Russia to hack into Democratic presidential nominee Hillary Clinton's email, Republican nominee Donald Trump now says he was being "sarcastic."

Less than 24 hours earlier, Trump said he would welcome Russian hackers releasing any emails they could "find" from the private email server Clinton used while serving as secretary of state.

The re-entry of a Chinese rocket stage lit up the sky over Utah, Nevada and California on Wednesday night.

Western U.S. Saw An Amazing Light Show Last Night, Courtesy Of China

Maybe it was a meteor? Or space junk? People on the West Coast weren't sure what the bright object was that streaked across the sky Wednesday night, but they knew it was spectacular. Now comes word that the object — which separated into bright fragments — was a stage of China's large new rocket.

Americans who spotted the flaring object Wednesday night could be forgiven for not knowing that. "Oh my gosh!" was a common reaction, as in a video taken in Utah by Matt Holt.

This undated photo was taken of John Hinckley Jr. in front of the White House before he attempted to assassinate President Ronald Reagan in D.C., on March 30, 1981.

After Hinckley, States Tightened Use Of The Insanity Plea

The insanity ruling that sent President Ronald Reagan's would-be assassin John Hinckley, Jr., to a government psychiatric hospital rather than prison was handed down 34 years ago, but its repercussions still affect hundreds, if not thousands, of people who commit a crime and also have mental illness.

"There is plenty of room at the bottom": An excerpt from a <a href="" target="_blank">landmark 1959 lecture</a> by physicist Richard Feynman is written on a sheet of copper with chlorine atoms.

Writing Data Onto Single Atoms, Scientists Store The Longest Text Yet

A group of nano-scientists has discovered a way to arrange individual atoms to store and rewrite data 500 times more efficiently than the best hard drives on the market.

A team of researchers from the Netherlands, Portugal and Spain has made a major breakthrough in so-called atomic memory — an approach that stores one bit of data on each atom with a goal of creating a new kind of tiny data storage device of the future.

James Ramsey has resigned as the University of Louisville's president, ending weeks of uncertainty over his status.

University Of Louisville President Resigns, With $690,000 Payout

Amid two troubling investigations at the University of Louisville, school President James Ramsey resigned Wednesday. The university is facing scrutiny over separate scandals that involve allegations of financial misdeeds and sex parties for athletes.

A typical Native American oyster deposit, or midden, dating to about 1,000 years ago. Archaeologists are finding clues to sustainable oysters harvesting in these remains.

Oyster Archaeology: Ancient Trash Holds Clues To Sustainable Harvesting

Times are tough for Chesapeake oysters.

For one thing, they used to be bigger. "If you look at what people were saying back in the 1600s and 1700s about oysters, people had to cut them in half before they could even eat them," says Denise Breitburg, an ecologist with the Smithsonian Environmental Research Center.