At sea level, people receive cosmic radiation exposure of 0.06 microsieverts per hour. At 35,000 feet, exposure increases dramatically to 6 microsieverts per hour. The effect becomes even more ...

A New Jersey-bound airplane that suddenly plunged thousands of feet in the air -- sending 15 people to the hospital in October-- was likely struck by cosmic rays from star that blew up in another ...

(Inside Science) — Scientists have figured out a way to look into our galactic past and the proposed method is literally groundbreaking: It involves digging up salt crystals from miles underground. A ...

Scientists have detected changes in cosmic rays that could reveal the true origin of these extreme particles in the universe.

The terrifying plunge of a JetBlue flight bound for New Jersey has revived a question that sounds like science fiction but is rooted in hard physics: can particles from deep space really knock an ...