Inside Science’s key science stories from February Video

  • Now Playing: Inside Science’s key science stories from February


  • Now Playing: Tesla ready to roll out new SUV




  • Now Playing: SpaceX capsule becomes 1st commercial spacecraft to dock with space station




  • Now Playing: YouTube disables comments on most videos with kids




  • Now Playing: YouTube no longer allows comments on most videos involving children




  • Now Playing: SpaceX launches new technology




  • Now Playing: NASA releases footage of SpaceX preps for unmanned test flight to space station




  • Now Playing: FedEx testing robots to make deliveries




  • Now Playing: Popular music app pays a big fine




  • Now Playing: Rotten Tomatoes is disabling comments on movies that haven’t been released yet




  • Now Playing: Brick by LEGO brick, student with rare condition builds his own prosthetic arm




  • Now Playing: The fix is in for iPhone users




  • Now Playing: Waze app under fire from police departments




  • Now Playing: Super Bowl takes bite out of Netflix




  • Now Playing: Inside Science’s top science stories for January




  • Now Playing: Flickr is now limited to 1,000 photos




  • Now Playing: Inside Science: Paddleboarding is much more than just exercise




  • Now Playing: Snapchat’s stock is up 20 percent




  • Now Playing: Exciting news for electric cars




  • Now Playing: Facebook called ‘digital gangsters’