Keith Kloor

Collide-a-Scape

The Virtues of Parasitism 

Loeb suggested that 'Oumuamua could be alien technology.

'Oumuamua - shutterstock 1150824935 (1)

Avi Loeb's Galileo Project plans to hunt the solar system for signs of technology from intelligent, extraterrestrial civilizations.

 The Search for Alien Artifacts Begins

An artistic rendering of the Big Bang

Meet the Big Crunch: In this theory on the origins of the universe, the Big Bang was not the beginning, but a repeating pattern of expansion and contraction.

This Cyclic Model of the Universe Has Cosmologists Rethinking the Big Bang

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Researchers have used these cells from foreskin to heal stubborn wounds and test revolutionary drugs. In the future, they may aid in repairing organs. 

Why Human Foreskin Is a Hot Commodity in Science

Asteroids

Over a million asteroids are zipping around the Sun. Here’s what you should know about our distant neighbors.

Asteroids: What They Are and Where They Come From

Oort Cloud

The entirely theoretical cloud of icy space debris marks the frontiers of our solar system. 

Mysteries of the Oort Cloud at the Edge of Our Solar System

Grissom gives the thumbs-up to Hunt Club 1 in this stacked, enhanced image during recovery operations. The dye from the dye marker canister is also visible in the surrounding waters.
(Credit: NASA/Andy Saunders. Source: Stephen Slater)


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Sixty years later, we present a plausible explanation for one of the most enduring mysteries of the space race.

Did Static Electricity — Not Gus Grissom — Blow the Hatch of the Liberty Bell 7 Spacecraft?

The Virtues of Parasitism

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