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image: Fake News: Mars Edition, circa 1877

Fake News: Mars Edition, circa 1877

By Diana Kwon | January 1, 2018

Giovanni Schiaparelli’s maps of Mars sparked the belief that intelligent life exists on the planet.

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image: Infographic: The Hazards of Life on Mars

Infographic: The Hazards of Life on Mars

By Diana Kwon | December 1, 2017

High levels of radiation, among other health risks, challenge the future colonation of the Red Planet.

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image: Search for Life on the Red Planet

Search for Life on the Red Planet

By Diana Kwon | December 1, 2017

Growing evidence points to a once-habitable world—and recent findings suggest that life could exist on Mars today.

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image: Image of the Day: Microbes on Fake Mars

Image of the Day: Microbes on Fake Mars

By Aggie Mika | October 18, 2017

By simulating the structure and composition of Mars’s rocky materials, scientists observe how the metal-eating, extreme environment–inhabiting microbe Metallosphaera sedula could alter extraterrestrial environments.

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image: Microbes Persist in Super-Salty Conditions

Microbes Persist in Super-Salty Conditions

By Tanya Lewis | June 23, 2016

Extremophiles can thrive on perchlorates and metabolize carbon monoxide, researchers report.

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image: Most Earth-like Planet Found

Most Earth-like Planet Found

By Kerry Grens | July 27, 2015

Kepler-452b revolves around a sun much like our own.

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image: Stubbornly Persistent

Stubbornly Persistent

By Mary Beth Aberlin | February 1, 2015

Microorganisms continually challenge our assumptions of what life can achieve.

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image: Marks of Martians?

Marks of Martians?

By Molly Sharlach | December 18, 2014

NASA’s Curiosity rover finds chemical signatures that point to the possibility of life on Mars.

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image: Saturn’s Icy Moon Harbors Ocean

Saturn’s Icy Moon Harbors Ocean

By Bob Grant | April 4, 2014

A body of liquid water beneath Enceladus’s surface makes the tiny moon a potentially hospitable home for extraterrestrial life.

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image: Hospitable Lake Found on Mars

Hospitable Lake Found on Mars

By Kerry Grens | December 10, 2013

The possibility of Martian life gets a boost from evidence of an ancient freshwater lake.

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