Contributor

Discovery News' Editor Paul Heltzel most recently served as managing editor for Daily Interactive, a publisher of news apps. Former stints include National Geographic and NPR, where he edited and produced stories for the Web, and PC World magazine, where he covered technology news. Heltzel has contributed articles to the Los Angeles Times, MIT Technology Review, The Washington Post, CNN.com, and The New York Times on the Web. He's published five books on computer technology, science and health. He lives on the Rappahannock River in Virginia with his wife Deborah and their three kids.

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Author Stories
Jul 22, 2014 03:45 PM ET
This June was the hottest on record, continuing a 38-year trend.
Jul 16, 2014 12:30 PM ET
A massive, unexplained hole is discovered in a gas-rich area of Siberia called the 'end of the world.'
Jul 14, 2014 01:40 PM ET
Pope Francis hints at lifting the ban on priests marrying and acknowledges the presence of paedophiles in the clergy.
Jul 3, 2014 02:30 PM ET
Don't feel bad if you're not observing Waffle Iron Day. But do check out our list of unusual holidays that have a traceable origin.
Jun 27, 2014 12:30 PM ET
Ocean whirlpools, some hundreds of miles across, contribute to extreme weather around the world.
Jun 26, 2014 01:30 AM ET
The Greenland ice sheet collapsed 400,000 years ago causing worldwide sea levels to rise between 13 and 20 feet.
Jun 25, 2014 05:00 PM ET
A look at 50,000-year-old Neanderthal poop in Spain shows these early humans were omnivorous.
Jun 23, 2014 04:15 PM ET
Forest conservation needs to focus on people rather than trees, argues a new UN report.
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