SuperTIGER Balloon Launching to Hunt Rare Cosmic Rays



NASA’s SuperTIGER aboard its balloon. NASA/BPO

A team of scientists is camped out in Antarctica to launch a giant balloon in hopes of better understanding the rarest type of cosmic rays that hit Earth—particles of relatively heavy elements like zinc and tin. The project, called Super Trans-Iron Galactic Element Recorder and nicknamed SuperTIGER, is supposed to launch by Sunday, but the team…

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