A Brigham Young University physicist set up high-speed cameras to find out how the Waboba skips so readily across the water. He and his colleagues found that the key lies in the ball's elasticity.
What We Like Right Now Our favorite picks for the week of May 18, curated by Slate writers and editors.
Brad Bird Is Not Superhuman Tomorrowland is the incredible Incredibles director’s first misfire.
Amtrak and the FCC What bad wireless spectrum policy has to do with the recent, deadly train derailment.
Drowning Doesn’t Look Like Drowning In 10 percent of drownings, adults are nearby but have no idea the victim is dying. Here’s what to look for.