Forecasters and researchers following a developing hurricane can accurately measure and rate its strength soon after it begins by collecting data from storm-hunting airplanes, radars, and satellites.

Andrew Wiles devoted much of his entire career to proving Fermat's Last Theorem, the world's most famous mathematical problem. In 1993, he made front-page headlines ...

Dogs have long been dependable companions by our sides. But it wasn’t always that way, and a look at their closest living relative, the wolf, makes it clear why. Research into dog domestication and ...

In 1942, Sigmund Rascher and others conducted high-altitude experiments on prisoners at Dachau. Eager to find out how best to save German pilots forced to eject at high altitude, they placed inmates ...

Black Americans are nearly twice as likely to have high blood pressure, diabetes, and heart disease than White Americans, and their life expectancy is about five years shorter. Why? In this special ...

After a 2019 fire destroyed much of the Notre Dame cathedral, the acoustics could have been dramatically changed, if not for a team of experts dedicated to restoring the legendary sound of this ...

Leonardo da Vinci was a Renaissance genius. Not only did he paint masterpieces of art, but he was an obsessive scientist and inventor, dreaming up complex machines centuries ahead of his time, ...

If there’s anything more mesmerizing than iridescent swirls dancing across a soap bubble, it’s the sight of icy stars whirling around that bubble as it freezes. So when a YouTube video of a bubble ...

In November of 1978, an observer in a Boston institution hurriedly scrawled down a short note that, unbeknownst to them, would eventually send waves through the research field of language development.

Snake robots might come in handy for surgery, search-and-rescue missions, and even space exploration—but they’re nothing without the slithering serpents that inspire their design. ByKatherine J. Wu ...

1. Katrina makes landfall in Louisiana at 6:10 a.m., but the flooding of residential areas in greater New Orleans actually begins an hour and a half earlier. Between 4:30 and 5 a.m., levees located ...

Both Hour 1 and Hour 2 of this two-part program are divided into chapters. Choose any chapter below and select QuickTime or Windows Media Player to begin viewing the video. If you experience ...