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Ethan Siegel

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0 karma0 postsjoined 7 months ago

🌐 bigthink.comSource

1g is our acceleration in Earth's gravity: 9.8m/s². If a spaceship constantly accelerated at that rate, here's how far we could travel.

about 10 hours ago

🌐 bigthink.comSource

In this all-new Starts With A Bang podcast episode, find out how stellar streams have the power to reveal the nature of dark matter.

2 days ago

🌐 bigthink.comSource

Astrophysicist Ethan Siegel explains how new dark energy measurements are upending what physicists thought they knew about how the universe will end.

2 days ago

🌐 bigthink.comSource

Back in 2004, a supermassive black hole from 10.8 billion years ago was found, weighing in at 66 billion solar masses. How is this possible?

3 days ago

🌐 bigthink.comSource

Back in 2004, a supermassive black hole from 10.8 billion years ago was found, weighing in at 66 billion solar masses. How is this possible?

3 days ago

🌐 bigthink.comSource

Two types of nanotechnology, metalenses and metamaterials, could soon make Star Trek's long-imagined "cloaking device" a reality.

4 days ago

🌐 bigthink.comSource

Two types of nanotechnology, metalenses and metamaterials, could soon make Star Trek's long-imagined "cloaking device" a reality.

4 days ago

🌐 bigthink.comSource

Here in our Universe, one great mystery is how, if matter and antimatter can only be created or destroyed in equal-and-opposite amounts, our Universe came to be dominated by normal (regular) matter, with barely a trace of antimatter present. Sure, dark energy (68%) and dark matte

5 months ago

🌐 bigthink.comSource

From bigthink.com: The discovery of an atmosphere on a tiny Kuiper belt world

6 months ago