Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party some 120 light-years away. Reading time 5 minutes Last week, researchers ...

This figure shows ozone detection in Venus' atmosphere between 2006 and 2014 by the ESA's Venus Express. Credit: Evdokimova et al. 2011, JGR Planets Just because we can find ozone in the atmosphere of ...

A detection of phosphine in the atmosphere of a brown dwarf 54 light-years from Earth deepens the mystery of phosphorus chemistry throughout the Milky Way. An ancient object more than 10 billion years ...

February 11, 2025, Mountain View, CA – The SETI Institute awarded the first Frank Drake Postdoctoral Fellowship to Dr. Anastasia Yanchilina. Yanchilina will focus on distinguishing biosignatures from ...

A team of astronomers announced this week that they’ve detected a possible sign of life on an exoplanet 124 light years away using the James Webb Space Telescope. Even more enticingly, the exoplanet, ...

(CNN) — A team of astronomers have detected what they call the most promising signs to date of a possible biosignature, or signs of past or present life linked to biological activity, on an exoplanet ...

Astronomers have been poring over last week's claim of the detection of life-associated gases in the atmosphere of a distant planet named K2-18b — "the strongest evidence yet that life may exist on a ...

The finding suggests phosphine—a potential biosignature—shouldn’t be viewed as evidence of alien life until natural, non-biological sources are ruled out. Reading time 5 minutes For scientists, the ...

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