Scientists with the Askaryan Radio Array in Antarctica have recorded the first in-ice evidence of radio pulses from cosmic rays, validating a decades-old prediction. The 13 detected events match ...

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Cosmic rays are high-energy particles, chiefly protons and atomic nuclei, that pervade space and strike the Earth’s atmosphere. Detection techniques encompass ground-based air-shower arrays, ...

The mysterious Amaterasu particle may not be a proton at all. New research suggests that some of the most extreme cosmic rays ...

More than 600 feet below the surface of Antarctica, ultrasensitive detectors picked up the tracks of cosmic rays crashing down from outer space. The Askaryan Radio Array is a group of sensors drilled ...

A discovery involving researchers at The University of Hong Kong (HKU) has, for the first time, revealed millisecond pulsations hidden within a powerful cosmic explosion known as a gamma-ray burst ...

Our planet has recently been struck by an extraordinary burst of cosmic rays, demonstrating an intensity level that is unparalleled in recorded history. As we delve into the specifics of this event, ...

The most energetic "ghost particle" neutrino ever detected may have been blasted at Earth by blazars, black hole engines that are powerful cosmic particle accelerators.

Scientists have discovered that ultraheavy atomic nuclei could explain some of the highest-energy cosmic rays ever observed. The particles may come from extreme events such as neutron-star mergers and ...

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