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Extraordinary claims require extraordinary evidence. That truism, now known as the "Sagan standard" after science ...
Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...
On Earth, DMS is made by ocean plankton, then quickly broken down in the atmosphere through photochemical and other reactions ...
Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...
Scientists have spotted interesting chemical signs on K2-18b. These signs are linked to life on Earth. The James Webb Space ...
Warmer climates than Earth’s could accelerate life’s development, potentially increasing the number of planets with more ...
At its simplest, in-space manufacturing refers to anything made in space that can then be used on Earth or in space itself.
And last month, scientists said that they discovered the strongest indication yet of life on a planet 120 light-years away.
A new species of cable bacteria, which function like electrical wiring, was recently discovered in the US. Its unique ...
By comparing those fingerprints to 20 different molecules that they would potentially expect to observe in the atmosphere, ...
Recently, a group of scientists claimed they found possible signs of life on a planet called K2-18b. The news made headlines.
The signal from the planet’s atmosphere has reached what scientists call “three-sigma” certainty, meaning there’s about a 0.3% chance the detection happened by accident. For scientists to confidently ...