New research reveals that nickel and urea once throttled Earth’s earliest oxygen producers, delaying the planet’s ...

Chinese scientists say they have developed an AI chemist that can create catalysts for oxygen production from Martian meteorites – a move they hope could pave the way to sustaining long stays on the ...

The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements. The chemical elements are arranged from left to right and top to bottom ...

Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

When the Rosetta spacecraft swooped into orbit around a comet in 2014—the first mission to do so—it noticed something strange. The barbell-shaped lump of rock was shedding molecules of oxygen, and ...