Need to Know correspondent Win Rosenfeld discovers how the presidential candidates are no longer committing to ethanol subsidies — a once-unthinkable position for a candidate seeking votes in Iowa.
Need to Know travels to Iowa to examine a unique futures market that may be better at predicting winning political candidates than traditional polling methods.
Science journalist Chris Mooney explains how our pre-existing beliefs, far more than facts, color our conclusions about the world, from politics to religion.
It’s been one of the deadliest tornado seasons on record. But meteorologist Harold Brooks of the National Severe Storms Laboratory warns: don’t blame it all on global warming.
Need to Know delves into the story of Stuxnet, the sophisticated and devastating computer virus that may launch a 21st century global arms race.
The world’s most advanced climate observer has been on ice for almost a decade. In a feature for Popular Science‘s April 2011 issue, writer Bill Donahue tracks down the earth-monitoring satellite DSCVR (Deep Space Climate Observatory) that was supposed to be launched back in 2001. He finds the $100 million device stowed in a Maryland [...]
An out-of-control train is hurtling down the track toward four trapped hikers. What do you do? Test your moral intuitions in life-or-death situations with this interactive quiz.
Whether it’s a foul at the end of a basketball game or a an out-of-control train bearing down on four innocent people, human beings often choose to do nothing. Why? Sports Illustrated senior writer Jon Wertheim, author of “Scorecasting,” explains.