Corey S. Powell
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A Crucial Ingredient for Life Is Bubbling Up on Europa
Jupiter’s ice-capped moon has a storehouse of carbon dioxide in its subsurface ocean.
These Images Expose the Dark Side of the Solar System
Explore the hidden drama of planets, comets, and space geysers.
The Road Less Traveled to Fusion Energy
This privateer is developing a way to power the world with water and borax.
If We Believe in Dark Matter, Why Not Extraterrestrial Life?
Avi Loeb has a lot of thoughts about aliens and scientific prejudice.
Will Quantum Mechanics Swallow Relativity?
The contest between gravity and quantum physics takes a new turn.
Why Europa Is the Place to Go for Alien Life
NASA is scheduled to probe the Jovian moon in 2023.
The Beckoning of the Ice Worlds
We’ve been looking for life on Earth-like planets. Will Europa teach us better?
When the Earth Had Two Moons
A new model—“The Big Splat”—explains the strange asymmetry of the moon.