The circles in this drawing represent water molecules. They are not in any exact order but are near each other because of their attractions. The motion lines near some of the circles show that the ...

As humankind imagines living off-planet -- on the moon, Mars and beyond -- the question of how to sustain life revolves around the physical necessities of oxygen, food and water. We know there is ...

Earlier this week we broke down the complexities of mixed-phase precipitation forecasting.Within that we briefly touched on a key component to that complexity w ...