Biosignatures
2 articles
Space & Astronomy
Beyond the Goldilocks Zone: Why a Planet's Location Is Only the First Test for Habitability
The 'habitable zone' is only the first test for exoplanet habitability; factors like stellar stability, atmospheric protection, and bioessential elements are critical. Accurately identifying biosignatures, distinguishing them from abiotic processes, remains the ultimate challenge in finding life beyond Earth.
Dr. Alistair Finch·October 26, 2026
Space & Astronomy
Astronomers propose telescope swarm to detect alien life
On April 16, researchers announced a 'three sigma' detection of dimethyl sulfide (DMS) in the atmosphere of exoplanet K2-18b, using data from the James Webb Space Telescope (JWST), implying a less tha
Dr. Alistair Finch·June 20, 2026