On ancient Earth, sulfur biomolecules could have formed without life
When it comes to the origins of life on Earth, sulfur-containing biomolecules have long presented scientists with…
Distant planets might form their own water
Sometimes it’s necessary to break a few diamonds to figure out what’s happening on an alien planet’s…
Ceres once habitable according to new NASA study
This image of Ceres approximates how the dwarf planet’s colors would appear to the eye. This view of…