Volcanic eruptions might have given Earth its first oxygen

A new theory involving volcanoes may partly explain the appearance of the first oxygen on Earth 2.5 billion years ago, researchers say.

Jade Boyd-Rice | Dec. 3, 2019 | futurity
~7 mins   

Tags: science-and-technology alien-life carbon early-earth oceans oxygen tectonics volcanoes

Are we alone in the universe? This generation could finally find out

On this podcast episode, a planet hunter talks about our chances of finding alien life and other habitable worlds.

U. Chicago | Nov. 20, 2019 | futurity
~1 mins   

Tags: featured science-and-technology alien-life exoplanets planets space stars

Earth’s ‘fingerprint’ could help find habitable exoplanets

A new "biosignature" for our own planet may help astronomers find exoplanets that could support life—or other worlds that already do.

McGill University | Aug. 28, 2019 | futurity
~5 mins   

Tags: uncategorized alien-life exoplanets space

Microbes in secret Arctic salt water hint at alien life

Microbes from salty, subzero waters in the Arctic could give researchers a glimpse of the kinds of environments where they might one day find alien life.

Hannah Hickey-UW | July 22, 2019 | futurity
~6 mins   

Tags: featured science-and-technology alien-life evolution ice microbes oceans

Gas on Saturn’s moon could be ‘free lunch’ for alien life

The oceans on Saturn's moon Enceladus may have the chemical fuel necessary for life. If there's any around, that is.

Peter Kelley-U. Washington | June 24, 2019 | futurity
~5 mins   

Tags: science-and-technology alien-life gases moons oceans saturn space

TRAPPIST-1’s ‘habitable’ planets might be lousy for life

A shower of high-energy particles and nearby planets' gravitational pull may make planets in the "habitable zone" of the TRAPPIST-1 system anything but.

Emily Walla-Arizona | April 21, 2019 | futurity
~8 mins   

Tags: science-and-technology alien-life exoplanets gravity space stars tides

How old is Earth’s inner core? We finally know

Our planet is 4.5 billion years old, but its inner core may be a lot younger.

Lindsey Valich-Rochester | Jan. 31, 2019 | futurity
~6 mins   

Tags: science-and-technology alien-life early-earth exoplanets magnetic-fields planets space

Nope, oxygen on exoplanets doesn’t always mean life

New research debunks the conventional wisdom that oxygen and organic compounds in the atmosphere are strong evidence of alien life.

Chanapa Tantibanchachai-Johns Hopkins | Dec. 17, 2018 | futurity
~4 mins   

Tags: science-and-technology alien-life exoplanets oxygen

Why we need a new telescope to search for alien life

A new report recommends we build a telescope to directly image Earth-like exoplanets. Astrophysicist Bruce Macintosh explains why that's a good idea.

Ker Than-Stanford | Oct. 28, 2018 | futurity
~1 mins   

Tags: science-and-technology alien-life exoplanets space telescopes

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