Did the Universe Twist Ancient Light? Scientists Test a Strange Cosmic Signal
· 34 min
Episode Did the Universe Twist Ancient Light? Scientists Test a Strange Cosmic Signal
Did the universe twist its oldest light as it traveled across billions of years? Scientists have developed a new calibration method to test cosmic birefringence and separate genuine cosmic signals from telescope errors. Using Planck data, the technique strengthens the case for a mysterious rotation that could point to new physics or dark matter. Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs. This episode includes AI-generated content.
Transcript
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