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No, gain of function research did not cause COVID-19
No, gain of function research did not cause COVID-19
SARS-CoV-2 first emerged in humans in 2019. Despite much noise generated by lab leak proponents, the evidence indicates a natural origin.
Ethan Siegel
Jun 13
2024’s summer solstice is Earth’s earliest since 1796
2024’s summer solstice is Earth’s earliest since 1796
On June 20, 2024, the summer solstice occurs at its earliest moment since 1796: when George Washington was President of the USA. Here’s…
Ethan Siegel
Jun 12
No, new measurements can’t relax the Hubble tension
No, new measurements can’t relax the Hubble tension
There are two different ways to measure the expansion rate of the Universe, and they don’t agree. And no, new measurements don’t help.
Ethan Siegel
Jun 11
5 big lessons from JWST’s new record-setting galaxy
5 big lessons from JWST’s new record-setting galaxy
A new all-time record! JWST’s discovery of JADES-GS-z14–0 pushes the earliest galaxy ever seen to just 290 million years after the Big…
Ethan Siegel
Jun 10
Ask Ethan: Why didn’t the Big Bang become a black hole?
Ask Ethan: Why didn’t the Big Bang become a black hole?
If you bring too much mass or energy together in one location, you’ll inevitably create a black hole. So why didn’t the Big Bang become…
Ethan Siegel
Jun 7
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