Scientists had previously theorized that Mars was able to hold on to its liquid water without it freezing despite its distance from the sun thanks to an excess of hydrogen in its atmosphere.

have determined the chemical mechanisms by which ancient Mars was able to sustain enough warmth in its early days to host water, and possibly life. Hydrogen was previously theorized as the magic ...

These compounds of carbon and nitrogen use light to break water into its constituent parts, oxygen and hydrogen—with hydrogen ... In this case, the chemical bonds of water begin to weaken.

Department of Energy Science & Engineering, Daegu Gyeongbuk Institute of Science and Technology (DGIST), 333, Techno Jungang Daero, Hyeonpung-Eup, Dalseong-Gun, Daegu 42988, Republic of Korea ...