Deep inside the Earth exist pockets of water, but the liquid there isn’t like the water on the surface. When exposed to unimaginably high temperatures and pressures, water exhibits all sorts of weird ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

AFP — In the scorching summer heat, an Israeli farmer tends to a dripline taking a mix of ground and recycled water to palm trees — an approach honed for decades in the arid country and now drawing ...