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Why we’ll never shoot Earth’s garbage into the Sun
Why we’ll never shoot Earth’s garbage into the Sun
It would get rid of our hazardous, radioactive, and pollutive waste for good, but physics tells us it’s a losing strategy for elimination.
Ethan Siegel
Sep 24
What JWST found in the extreme outer Milky Way
What JWST found in the extreme outer Milky Way
Almost all of the stars, planets, and interesting physics happens in the inner portions of galaxies. Is that conventional wisdom all wrong?
Ethan Siegel
Sep 23
Ask Ethan: Could a “copy” of me exist in the Multiverse?
Ask Ethan: Could a “copy” of me exist in the Multiverse?
Within our observable Universe, there’s only one Earth and one “you.” But in a vast multiverse, so much more becomes possible.
Ethan Siegel
Sep 20
Global warming makes hurricanes stronger, but less frequent
Global warming makes hurricanes stronger, but less frequent
The laws of physics aren’t changing. But the Earth’s conditions are different than what they used to be, and so are hurricanes as a result.
Ethan Siegel
Sep 19
Why the electron’s mass is vital to life in the Universe
Why the electron’s mass is vital to life in the Universe
Most fundamental constants could be a little larger or smaller, and our Universe would still be similar. But not the mass of the electron.
Ethan Siegel
Sep 18
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