It's hard to tell when you're catching some rays at the beach, but light packs a punch. Not only does a beam of light carry ...

Five telescopes of the H.E.S.S.-collaboration in Namibia are used to study cosmic radiation, especially gamma radiation. With ...

Seven years ago, a scientist accomplished what no one else had before: capturing an image of a single atom. This stunning ...

"If you're using a counter, you have to define zero. You start counting at some point," physicist Marta Berholts from the ...

Scientists have recently identified electrons and positrons with the highest energies ever recorded on Earth. They provide evidence of cosmic processes emitting colossal amounts of energy, the origins ...