For years, doctors warned parents to keep peanuts away from children until they turn three. Now, experts say delayed exposure helped cause a peanut allergy surge in the U.S. And new advice to ...

PUERTO PENASCO, Sonora - First, there was the home invasion. Then, a gunbattle in broad daylight. Then a small pair of earthquakes. And as if to complete a calamitous cycle, last week a flood blocked ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Get ready for your aha moment: Every weekday, host Meghna Chakrabarti pierces your news bubble to expose the whole story. Getting answers to the questions that need to be asked, examining our history ...

NPR's weekly news quiz hosted by Peter Sagal. Have a laugh and test your knowledge with today's funniest comedians and a celebrity guest.