At 4 a.m., while most of New Jersey slept, a Princeton Plasma Physics Laboratory (PPPL) physicist sat at his computer ...

Spencer Axani, assistant professor in the Department of Physics and Astronomy, is the inventor of CosmicWatch, a portable, low-cost particle detector that tracks muons, invisible particles that ...

You can't see, feel, hear, taste or smell them, but tiny particles from space are constantly raining down on us.