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