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Ask Ethan: How Will Our Universe End?
Ask Ethan: How Will Our Universe End?
In the far future, the last star burns out, stellar corpses get violently ejected, and galaxies accelerate away. And then the fun begins.
Ethan Siegel
Apr 21
Despite Roasting Flares From Its Sun, Proxima b Might Still Have Life
Despite Roasting Flares From Its Sun, Proxima b Might Still Have Life
Just because humans wouldn’t do well over there doesn’t mean there aren’t incredible chances for life.
Ethan Siegel
Apr 20
How Come Cosmic Inflation Doesn’t Break The Speed Of Light?
How Come Cosmic Inflation Doesn’t Break The Speed Of Light?
If it can stretch the Universe from the size of a subatomic particle to billions of light years in a fraction of a second, why doesn’t…
Ethan Siegel
Apr 19
Five Years After The Higgs, What Else Has The LHC Found?
Five Years After The Higgs, What Else Has The LHC Found?
Sure, we found the Higgs Boson at the LHC earlier this decade. But what else has, and more importantly, hasn’t turned up?
Ethan Siegel
Apr 18
What Astronomers Wish Everyone Knew About Dark Matter And Dark Energy
What Astronomers Wish Everyone Knew About Dark Matter And Dark Energy
Among the general public, people compare it to the aether, phlogiston, or epicycles. Yet almost all astronomers are certain: dark matter…
Ethan Siegel
Apr 17
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