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cosmic rays
Supernova Remnant: How Exploding Stars Shape the Galaxy
A supernova remnant is the expanding structure of gas, dust, and shock waves left behind after a star explodes, shaping the galaxy through...
Magnetic Field Reversals: When Earth's Poles Swap
A magnetic field reversal is a change in polarity where Earth's magnetic north and south poles swap positions, recorded in rocks across hundreds...
Interstellar Medium: Gas, Dust, and the Raw Stuff of Stars
The interstellar medium is the gas, dust, and energetic particles filling the space between stars, supplying raw material for new stars and planets.
Hossenfelder: Why Latest Dark Matter Detection Claim Falls Short
Sabine Hossenfelder analyzes a bold claim about detecting dark matter and reveals why the evidence doesn't hold up to scrutiny.
We May Know Where (Some) Cosmic Rays Come From - After 113 Years
Space telescope identifies natural particle accelerator 100 times more powerful than the Large Hadron Collider.
