Magnetic Fingerprint of Cosmic Blast Detected Anew

Astronomers have successfully detected polarized radio-wavelength emissions and Faraday rotation from a gamma-ray burst for the first time. This discovery allows scientists to map the magnetic fields surrounding the universe's most powerful explosions.
Why it matters
Measuring magnetic fields in extreme environments helps physicists refine theories regarding the fundamental forces of the universe.
Edited from a release by the National Radio Astronomy Observatory.
The report is a technical summary of astronomical research.
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