Invisible Universe

Invisible Universe

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The Day We Evolved Space-Time Eyes
Celebrating the tenth anniversary of the newest, most remarkable human sense: the ability to perceive the universe in gravitational waves.
 • Corey S Powell
What Good is a Reactor on the Moon?
NASA’s directive to establish a lunar nuclear power plant could provide a new hope for the agency—if it is used intelligently.
 • Corey S Powell
Monty Hall & the Meaning of Life
The famous game-show host was secretly teaching the public a powerful lesson about mathematical probability and the nature of evidence.
 • Corey S Powell
Why Do Extraordinary Claims Require Extraordinary Evidence?
Carl Sagan made this anti-BS test famous. But people widely misunderstand what it means, and how to apply it.
 • Corey S Powell
The Billion-Degree Energy Solution
Decades of R&D have failed to produce a useful fusion power plant. To succeed, maybe we need to make the problem a whole lot harder.
 • Corey S Powell
The 100th Birthday of the Universe
One century ago, on January 1, 1925, Edwin Hubble proved the existence of other galaxies and blew open the frontiers of the cosmos.
 • Corey S Powell
Does Anybody Really Know What Time It is?
Past, present, and future get complicated when you venture into deep space. But there's a simple way to make sense of them.
 • Corey S Powell
Invisible Universe
Invisible Universe
Where the human senses end, the real wonders begin. Let's go exploring.
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