Denise Chow - Science Friday

Segment

46:40

Science of Slumber: How Sleep Affects Your Memory

How much sleep does your brain need? Experts discuss the links between sleep, memory, and cognition.

Segment

36:13

Preserving Science News in an Online World

Experts discuss how the internet impacts public perception of science.

Segment

4:50

Dung Beetles Use Cosmic GPS to Find Their Way

Dung beetles use light from the Milky Way to help them navigate at night.

Segment

7:12

Cold Snap Shakes Up Winter Weather Outlook

Climatologist Jeff Weber explains why this winter could pack a punch.

Segment

19:20

Canine Conundrum: How Dog Became Man’s Best Friend

Scientists have long debated how—and when—dogs first became domesticated.

Segment

12:04

Inventors Design Lamp Powered Entirely by Gravity

The gravity-powered device uses a weight to generate up to 30 minutes of light as it descends.

Segment

10:22

Beijing Grapples with Record Air Pollution

Severe smog is raising concerns about the cost of Chinaâ€™s rapid industrialization.

Segment

27:31

Doctors Turn to Genetics to Search for Cancer’s Achilles Heel

Understanding the genetic drivers of cancer may revolutionize treatment options in the future.

Segment

4:14

How E-Waste Is Becoming a Big, Global Problem

More than 2.5 million tons of electronic waste is produced each year in the U.S.

Segment

Chef Jack Bishop Breaks Down ‘The Science of Good Cooking’

America’s Test Kitchen chef Jack Bishop explains how science can sharpen your cooking skills.