cold

Our Universe is Dying

Brace yourselves:¬†winter is coming. And by winter I mean the slow heat-death of the Universe, and by brace yourselves I…

6 years ago

Astronomy Cast Ep. 383: Approaches to Absolute Zero

The coldest possible theoretical temperature is Absolute Zero, this is the point at which no further energy can be extracted…

6 years ago

Mars May Have Once Been a Cold, Wet World

[/caption] Many planetary scientists suspect that Mars, now cold and very dry, once had a liquid water ocean covering parts…

10 years ago