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Astronomers Detect Magnetic Fingerprint of a Gamma‑Ray Burst for the First Time
https://www.bioscience.com.pk/en/subject/astronomy/scientists-capture-a-hidden-magnetic-signature-from-one-of-the-universes-most-violent-explosionson the surroundings of a dying star’s final blast. Opening a Fresh Window on the Universe’s Mightiest Flashes Gamma‑ray bursts (GRBs) rank among the most powerful phenomena known, unleashing in a matter of seconds an energy output comparable to the...
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Astronomers Spot a Supernova Shock Breakout 500 Million Light‑Years Away in Real Time
https://www.bioscience.com.pk/en/subject/space-science/astronomers-caught-a-star-exploding-500-million-light-years-away-almost-the-moment-it-beganextremely wide spectral features due to high‑velocity ejecta. While many Ic‑BL supernovae are accompanied by gamma‑ray bursts (GRBs) and relativistic jets, SN 2026gzf showed no evidence of a GRB, jet, or lingering afterglow. “SN 2026gzf looks remarkably...
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A Record-Breaking Cosmic Explosion Just Sent an Electrical Pulse Through Earth’s Atmosphere
https://www.bioscience.com.pk/en/subject/chemistry/scientists-detect-a-disturbance-on-earth-from-an-explosion-2-billion-light-years-awayA record-breaking gamma-ray burst from 2 billion light-years away has left a rare, measurable electrical signature in Earth’s upper atmosphere. A staggering burst of radiation from an exploding star, located nearly 2 billion light-years away, has...