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Thomas Gumbricht bio photo By Thomas Gumbricht

Space magnet homes in on dark matter clue

The space-based Alpha Magnetic Spectrometer has seen more positron antimatter than expected. PHOTO: NASA A costly and controversial space-based cosmic ray detector has found possible signs of dark matter, the invisible stuff thought to supply most of the universe’s mass. Or so says Samuel Ting, a particle physicist at the Massachusetts Institute of Technology in Cambridge and leader of the Alpha Magnetic Spectrometer (AMS), which is perched on the International Space Station (ISS).

By Adrian Cho Feb 8th, 2019