The Latest Breaking News from Radiation

A large population of small black holes could have flooded the young cosmos with particles and radiation, creating their own black hole-powered Big Bang, physicists propose in a new paper.

Decades after the catastrophe, now a byword for state secrecy, crucial elements remain a mystery, Andy Gregory writes

Cosmic rays coming from ultrapowerful sources in the distant universe can pose risks to humans on Earth — particularly frequent air travelers, who are routinely exposed at the high altitudes of commercial flights.

Decades after the catastrophe, now a byword for state secrecy, crucial elements remain a mystery, Andy Gregory writes

Russian troops ‘set up camp, fished and dug defensive positions six miles from power plant’

Russian troops ‘set up camp, fished and dug defensive positions six miles from power plant’

Doctors are zapping the heart with radiation normally reserved for cancer in a bid to better treat a dangerous kind of irregular heartbeat

Workers at the Chernobyl nuclear power plant on Wednesday marked the 37th anniversary of the world's worst nuclear disaster amid an ongoing war and nuclear threats, somberly laying flowers at a monument for victims. Ukrainian President Volodymyr Zelenskyy used the day to repeat his warnings about the potential threat of…

When the blast wave from a supernova plows into dense clouds of gas, the tremendous force of the impact could spell doom for planets up to 160 light years away.

Frequencies of light invisible to the human eye reveal a vast amount of information about our universe. But it took decades for scientists to learn how to view this hidden cosmos.

As our planet's climate heats up, so, too, does the debate about the boldest response to it: geoengineering, or the deliberate modification of the atmosphere to combat global warming.