A team of astronauts, including retired spaceman Mark Kelly and his wife, former Congresswoman Gabrielle Giffords, toured a European physics lab today (July 25) to mark the first birthday of the ...

CERN[1] today marked the Alpha Magnetic Spectrometer’s first year in space with a visit from the crew of the shuttle mission, STS-134, that successfully delivered AMS to the International Space ...

A team of physicists determined that enigmatic ‘antinuclei’ can travel across the universe without being absorbed by the interstellar medium. The finding suggests we may be able to identify antimatter ...

An ambitious experiment to search for antimatter galaxies and elusive dark matter has taken a step closer to its planned launch on NASA's last scheduled space shuttle flight next year. The experiment, ...

Endeavour shuttle commander Mark Kelly, left, and Nobel laureate Sam Ting (principal investigator for the Alpha Magnetic Spectrometer) look over the instrument as it sits in a work stand at NASA's ...