extraterrestrial life
Fake News: Mars Edition, circa 1877
Fake News: Mars Edition, circa 1877
Diana Kwon | Jan 1, 2018
Giovanni Schiaparelli’s maps of Mars sparked the belief that intelligent life exists on the planet.
Search for Life on the Red Planet
Search for Life on the Red Planet
Diana Kwon | Dec 1, 2017
Growing evidence points to a once-habitable world—and recent findings suggest that life could exist on Mars today.
Infographic: The Hazards of Life on Mars
Infographic: The Hazards of Life on Mars
Diana Kwon | Nov 30, 2017
High levels of radiation, among other health risks, challenge the future colonization of the Red Planet.
Image of the Day: Microbes on Fake Mars
Image of the Day: Microbes on Fake Mars
Aggie Mika | Oct 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.
Microbes Persist in Super-Salty Conditions
Microbes Persist in Super-Salty Conditions
Tanya Lewis | Jun 23, 2016
Extremophiles can thrive on perchlorates and metabolize carbon monoxide, researchers report.
Most Earth-like Planet Found
Most Earth-like Planet Found
Kerry Grens | Jul 27, 2015
Kepler-452b revolves around a sun much like our own.
Stubbornly Persistent
Stubbornly Persistent
Mary Beth Aberlin | Feb 1, 2015
Microorganisms continually challenge our assumptions of what life can achieve.
Marks of Martians?
Marks of Martians?
Molly Sharlach | Dec 18, 2014
NASA’s Curiosity rover finds chemical signatures that point to the possibility of life on Mars.
Saturn’s Icy Moon Harbors Ocean
Saturn’s Icy Moon Harbors Ocean
Bob Grant | Apr 4, 2014
A body of liquid water beneath Enceladus’s surface makes the tiny moon a potentially hospitable home for extraterrestrial life.
Hospitable Lake Found on Mars
Hospitable Lake Found on Mars
Kerry Grens | Dec 10, 2013
The possibility of Martian life gets a boost from evidence of an ancient freshwater lake.