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Starts With A Bang!
The Universe is out there, waiting for you to discover it.
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Ask Ethan
Ethan Siegel
in
Starts With A Bang!
Mar 3, 2023
Ask Ethan: Could reinterpreting our data eliminate dark energy?
Dark energy is one of the biggest…
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300
8 responses
Ethan Siegel
in
Starts With A Bang!
Jun 17, 2022
Ask Ethan: Will physics ever see another Einstein or Newton?
In all of science, no figures have…
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737
22 responses
Ethan Siegel
in
Starts With A Bang!
Feb 4, 2022
Ask Ethan: What would happen if you traveled in a straight line forever?
Is the Universe finite or…
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770
5 responses
Ethan Siegel
in
Starts With A Bang!
Jan 21, 2022
Ask Ethan: How do we know the Universe’s temperature?
We frequently say it’s 2.725 K: from the light…
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131
3 responses
Ethan Siegel
in
Starts With A Bang!
Dec 17, 2021
Ask Ethan: Are galaxies without dark matter actually real?
A few years ago, the first dark matter-free…
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168
4 responses
Ethan Siegel
in
Starts With A Bang!
Nov 11, 2021
Ask Ethan: What if the Universe lives in a false vacuum state?
There’s a big difference between the…
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370
2 responses
Ethan Siegel
in
Starts With A Bang!
Oct 29, 2021
Ask Ethan: How do we know the universe is 13.8 billion years old?
It’s been precisely 13.8 billion…
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183
3 responses
Ethan Siegel
in
Starts With A Bang!
Oct 1, 2021
Ask Ethan: Are we the children of neutron stars and black holes?
Are the stellar remnants in our…
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194
1 response
Ethan Siegel
in
Starts With A Bang!
Sep 3, 2021
Ask Ethan: When Did The Universe Become Transparent To Light?
It happened more than once, and needed…
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132
2 responses
Ethan Siegel
in
Starts With A Bang!
Jul 30, 2021
Ask Ethan: Why Is Biking A 4-Minute Mile So Much Easier Than Running One?
Most of us will never run a…
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181
2 responses