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.
Waves as tall as 29 feet were recorded in an area of the Arctic Ocean that was not long ago permanently covered in ice.
More than 500 firefighters are battling the El Portal Fire in Yosemite National Park, which has spread across more than 3,500 acres and threatens nearby homes, campgrounds and roads.
A second massive crater has appeared in a remote part of Siberia. It's uncertain yet what's caused the sinkholes, but experts have suggested global warming may play a part.
A river in China that's normally unpolluted suddenly turned blood red one morning last week.
The Minnesota Vikings' glass-filled football stadium raises concerns over bird strikes. So why do birds fly into windows?
This June was the hottest on record, continuing a 38-year trend.
A massive, unexplained hole is discovered in a gas-rich area of Siberia called the 'end of the world.'
Pope Francis hints at lifting the ban on priests marrying and acknowledges the presence of paedophiles in the clergy.
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