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Space

Explore the applications of state-of-the-art clocks -- and the math that describes their performance and limitations.

Yuen Yiu, Staff Writer

Image set in space with watery, bluish planet in foreground and faint star in background.

Planet K2-18b is about twice as wide as Earth and located about 110 light-years away.

Charles Q. Choi, Contributor

Bacteria in one of the most extreme places on Earth point toward past life on Mars.

Sofie Bates, Contributor

Take a tour through the lenses of space telescopes.

Abigail Malate, Staff Illustrator

Appreciate anniversaries marked by moonwalks and stellar fireworks this month

Abigail Malate, Staff Illustrator

Digitizing all of Apollo would have taken an appalling 175 years.

Jason Socrates Bardi, Editor

Pressurized water may cause quakes on Mars the same way fracking and wastewater injection trigger quakes on Earth.

Charles Q. Choi, Contributor

A month's worth of cool science stories summed up: Saturn's rings, space sperm, better blood donation, and puppy dog eyes.

Alistair Jennings, Contributor

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