Doppler factor crisis - Modern Sciences

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Flow batteries that store energy in liquid could accelerate the green transition

Flow batteries that store energy in liquid could accelerate the green transition

What does it mean to be ‘quantum’? A physicist explains the basics behind Einstein’s spooky actions at a distance

What does it mean to be ‘quantum’? A physicist explains the basics behind Einstein’s spooky actions at a distance

Arctic sea ice decline seemed to be slowing – until two record‑breaking low‑ice winters

Rescuing satellites is harder than it looks – a growing space junk problem will make doing so more important

Head-on ‘Eye of Sauron’ blazar jet solves cosmic neutrino mystery

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3 minute read

Space

Head-on ‘Eye of Sauron’ blazar jet solves cosmic neutrino mystery

A rare, head-on view of the blazar PKS 1424+240 reveals how relativistic effects make it a top source of cosmic neutrinos and gamma rays, solving a decade-long mystery.

August 20, 2025