A heightened risk for heavy rainfall will continue across the country into next week. Maps show where floods may hit next.

Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

Warming ocean temperatures and warmer air mean there’s more water vapor in the atmosphere to fuel extreme downpours like ...

Unfortunately, many people are unaware of the chemical makeup of e-cigarettes, assuming they only contain water vapor and ...

Scientists from UCL and the University of Cambridge have revealed that "space ice"—long thought to be completely ...

Water frozen in the depths of space has long been considered a shapeless, frozen fog. For decades, scientists believed it ...

If you see water dripping from your tailpipe, it could be totally normal. Or it could foreshadow catastrophe. Here's how to ...

Tropical Storm Chantal dumped as much as a foot of rain across portions of central North Carolina Sunday into early Monday ...

All clouds need “seeds” called condensation nuclei or ice nuclei to properly develop. This could be a speck of dust, clay or ...

Straighter, smoother streams flow more violently than those that meander due to a reduction in friction. Areas with steeper ...

MIT scientists have created a game-changing new "bubble wrap" material that can turn air into water that's safe to drink.

"Space ice" contains tiny crystals and is not a completely disordered material like liquid water, as previously assumed, ...