Denise Chow is a sci-tech editor at Live Science and a former associate producer for Science Friday.
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.
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.
36:13
Preserving Science News in an Online World
Experts discuss how the internet impacts public perception of science.
7:12
Cold Snap Shakes Up Winter Weather Outlook
Climatologist Jeff Weber explains why this winter could pack a punch.
19:20
Canine Conundrum: How Dog Became Man’s Best Friend
Scientists have long debated how—and when—dogs first became domesticated.
10:22
Beijing Grapples with Record Air Pollution
Severe smog is raising concerns about the cost of China’s rapid industrialization.
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.
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.
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.
‘Consider the Fork’ Chronicles Evolution of Eating
Author Bee Wilson examines how changing kitchen tools have influenced what, and how, we eat.