Must Read – A Costly Quest for the Dark Heart of the Cosmos

The experiment, if it succeeds, could help NASA take a giant step toward answering the question of what the universe is made of. It could also confer scientific glory on both the International Space Station and a celebrated physicist reaching one last time, literally, for the stars. If it fails, it will validate critics who … Continue reading Must Read – A Costly Quest for the Dark Heart of the Cosmos

Hints of lightweight dark matter particle found in space

Hints of a lightweight dark matter particle have been found in the gamma-ray glow at the Milky Way's heart. The particle's apparent mass lines up with tentative signals of dark matter in two direct-detection experiments on Earth, but other researchers caution that conventional sources – such as pulsars – may be responsible for the gamma-ray … Continue reading Hints of lightweight dark matter particle found in space