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biosignatures

NASA’s Perseverance Rover Discovers Potentially Habitable Ancient Martian River That Could Lead to "Evidence for Past Life“

Mar 19, 2026

Christopher Plain

“We Made an Exciting Discovery": Astronomers Spot ‘Super Earth' in Star's Habitable Zone Less Than 20 Light Years From Earth

Oct 23, 2025

Christopher Plain

Is There Life On Mars?: NASA Says Perseverance Rover Found Biosignatures Most Likely From Ancient Microbes

Sep 10, 2025

Ryan Whalen

Aliens, or Something Else? Astronomers Thought Life Might Exist on This Exoplanet—New James Webb Telescope Data Says Otherwise

Jul 25, 2025

Micah Hanks

Rethinking the Search for Extraterrestrial Life: Scientists Urge Broader Search as Exoplanet Discoveries Multiply

Jun 28, 2025

Ryan Whalen

New Findings Cast Doubt on Spectral Evidence of Life on Distant Exoplanet K2-18b

Apr 25, 2025

Micah Hanks

In the Search for Extraterrestrial Life, This Surprising Result May Bring us Closer to a Groundbreaking Discovery

Apr 7, 2025

Ryan Whalen

Could Aliens with Human-Level Technology Detect Us? SETI Scientists Weigh In

Feb 12, 2025

Christopher Plain

Interplanetary Spacecraft Designed to Scan Jupiter’s Moons for Life Passes Early Test by Confirming Habitability of Earth

Sep 18, 2024

Christopher Plain

Life on Venus? New Discovery Deepens Controversy Over Possible Signs of Life in Planet’s Atmosphere

Jul 29, 2024

Micah Hanks

James Webb Space Telescope Maps Weather on Planet 280 Light Years Away, Raising Hopes For Biosignature Detection

May 2, 2024

Christopher Plain

Purple Exoplanets Could Be Teeming with Alien Life

Apr 17, 2024

MJ Banias

NASA’s Curiosity Rover Closer to Solving Mystery of Methane Biosignature on Mars, Aiding Search for Life

Feb 5, 2024

Christopher Plain

NASA Funded Experiments Show Detecting Signs of Life in Water Ejected from Enceladus is Viable

Dec 6, 2023

Christopher Plain

Hunt For Alien Technology Finishes Scan of 1.6 Million Star Systems “Flagged as Interesting Targets”

Oct 25, 2023

Christopher Plain

Another Robust Phosphine Signal From the Clouds of Venus Significantly Bolsters Case for Alien Life

Jul 31, 2023

Christopher Plain

These Are the Top 5 Places and Times Humanity is Likely to Discover Extraterrestrial Life

Jan 24, 2023

Christopher Plain

A New Plan for Finding Alien Life on Enceladus Looks at Using Orbital Spacecraft

Dec 23, 2022

Christopher Plain

“Signals of Interest” Turn Up in SETI Search Aided by Citizen Scientists

Dec 15, 2022

Micah Hanks

Solar Flares Might Actually Increase Habitability of Trappist-1 Exoplanets

Oct 27, 2022

Christopher Plain

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