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Ask Ethan: Did black holes form directly from the Big Bang?
Ask Ethan: Did black holes form directly from the Big Bang?
Even in the very early Universe, there were heavy, supermassive black holes at the centers of galaxies. How did they get so big so fast?
Ethan Siegel
Aug 2
The reality of quantum fluctuations was proven back in 1947
The reality of quantum fluctuations was proven back in 1947
Often viewed as a purely theoretical, calculational tool only, direct observation of the Lamb Shift proved their very real existence.
Ethan Siegel
Aug 1
10 revolutionary finds from JWST’s first 2 years of science
10 revolutionary finds from JWST’s first 2 years of science
In July of 2022, the first science images from JWST were unveiled. Two years later, it’s changed our view of the Universe.
Ethan Siegel
Jul 31
New theoretical calculation solves the ‘muon g-2’ puzzle
New theoretical calculation solves the ‘muon g-2’ puzzle
A longstanding mismatch between theory and experiment motivated an exquisite muon measurement. At last, a theoretical solution has arrived.
Ethan Siegel
Jul 30
How fast can a human possibly run 100 meters?
How fast can a human possibly run 100 meters?
The all-time record is Usain Bolt’s 9.58 seconds, set in 2009. What is the fastest time, ultimately, for an ideal human body?
Ethan Siegel
Jul 29
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