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Invisible Universe

Corey S Powell

Where the human senses end, the real wonders begin. Let's go exploring.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues29SubscribersRead invisibleuniverse.substack.com

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Latest Issues

Recent posts by this newsletter. Browse the email archive.

The Day We Evolved Space-Time Eyes

Ten years ago, a series of gravitational waves—ripples in the structure of space and time—shot through our solar system at the speed of light. They passed through the Earth. They passed through the wooded wilderness around Livingston, Louis...

2 months ago
13
4

What Good is a Reactor on the Moon?

You may have noticed that now is not a particularly good time for public science funding in the United States. The core alphabet-soup federal agencies that support scientific research—NIH, NSF, NOAA, DOE, and so on—all face sharp budget cut...

3 months ago
2
0

Monty Hall & the Meaning of Life

Astronomers Adam Frank and David Kipping recently squared off in a converted iron works building near the Brooklyn waterfront, trying to settle the giant questions about alien life: Are extraterrestrials out there? Are any of them intellige...

5 months ago
3
5

Why Do Extraordinary Claims Require Extraordinary Evidence?

Nearly half a century ago, astronomer Carl Sagan popularized a concise test for separating science from pseudoscience. “Extraordinary claims require extraordinary evidence,” he declared repeatedly, in interviews, books, and his landmark TV ...

8 months ago
6
0

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Authors

The writers behind this newsletter.

  • Corey S Powell

    Science writer, editor, blogger, podcaster, and all-around curious human being. Lover of the cosmos. Believer in a better future. Co-founder of OpenMind magazine.

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