Could Life Use a Longer Genetic Code? Maybe, but It’s Unlikely
In theory, the building blocks of life are possible with a more expansive code than three-letter codons. New work shows that would be a challenge. ..
In theory, the building blocks of life are possible with a more expansive code than three-letter codons. New work shows that would be a challenge. ..
In an influential report that comes out once a decade, researchers propose a space mission to Uranus and a lander to Saturn’s moon, Enceladus. ..
To support life, a planet has to stay in its star’s “habitable zone.” But research on a nearby star shows that life-friendly zones won’t stay that ..
The Astro2020 Decadal Survey's top priorities include new telescopes, the search for habitable exoplanets, and far-infrared and x-ray probe missions. ..
Astronomers with the Breakthrough Listen project scan the sky for signs of extraterrestrial life, but a promising lead turned out to be a false alarm. ..
After a first attempt brought up an empty tube, the rover finally cored a sample. ..
A research chemist mixed nitrogen, methane, and other molecules to re-create the conditions that might harbor life on one of Saturn’s moons. ..
Last fall, researchers said the presence of phosphine in the planet's atmosphere could indicate life. But a new study says there could be a geological ..
If habitable worlds exist around certain stars, they’d have just the right vantage point to spy on Earth. ..