20:55
From Skyscrapers to Sand Thieves—Digging Into The World Of Sand
Each year, we use nearly 50 billion tons of sand and gravel worldwide. Is that sustainable?
7:34
After A Radical Brain Surgery, A Normal Life
After surgery that removed one-sixth of his brain, a 10-year old boy is living a remarkably normal life—a tribute to the plasticity of the human brain.
3:55
After New Jersey Floods, Rebuild Or Retreat?
Instead of rebuilding after repeated flooding, New Jersey is offering some homeowners a buyout.
10:51
Alan Alda Opens Up About His Parkinson’s Disease
Alan Alda discusses how science informs his perspective on the diagnosis and view of the future.
11:50
Not Even The Smallest Are Spared Extinction
Bacteria have been on Earth longer than any of us. And new research suggests that even they suffer from extinction.
17:00
Is Facial Recognition Ready For The Real World?
Some police departments are using facial recognition software to help identify suspects. But accuracy remains an issue.
16:35
Why Is The Sun’s Corona Hotter Than Its Surface?
Scientists hope the Parker Solar Probe will help them find the answer—and not burn up in the process.
22:08
In Physics, Beauty May Be Overrated
Physicists are still trying to prove decades-old theories. One theorist argues for why the best answers may not come until scientists embrace messier math.
6:58
Was Our Moon Once Habitable?
There may have been times in our moon’s history in which it could have sustained liquid water and microbial life.
4:56
Onetime Miracle Ingredient, Now An Environmental Problem
States across the country are holding public hearings on what to do about contamination with a class of persistent chemicals known as PFAS.