Water

Scuba divers abound at the lake during spring and summer, but during fall and winter the lake is a hiker's paradise instead.

Explore Austria's Underwater Hiking Trails

Catch it if you can—scuba season is short in this crystal-clear, temporary lake

Activist Tristram Stuart adds to a collection of fruits during an event in Trafalgar Square designed to highlight food waste by feeding 5,000 people on rejected supermarket food.

This Is How Much Water You Waste When You Throw Away Food

Tossing an apple is like pouring 25 gallons of water down the drain, and the average American does that 17 times a year

The volcanic plume responsible for the 2010 eruption of the Eyjafjallajokull Volcano in Iceland has also brought up bits of Earth's ancient mantle from deep inside the planet.

Earth’s Water May Be as Old as the Earth Itself

Ancient volcanic rocks may have preserved tiny samples of the planet’s original moisture

This creamy expanse is Sputnik Planum, the western lobe of the heart-shaped feature on Pluto.

Pluto May Have Ice Volcanoes at the Bottom of Its Heart

Two southern peaks have depressions that hint they once spewed icy slurry onto the tiny world's surface

The Mind-Blowing 'Rain Room' Comes to Los Angeles

This wildly popular installation art creates an indoor storm—but visitors don't get wet

Live near a cemetery? Better check your drinking water.

Arsenic and Old Graves: Civil War-Era Cemeteries May Be Leaking Toxins

The poisonous element, once used in embalming fluids, could be contaminating drinking water as corpses rot

Pink mallow blooms in the Atacama Desert, which experienced record rainfall earlier this year.

The World’s Driest Desert Is in Breathtaking Bloom

After historic rains, Atacama, Chile is exploding with vibrant wildflowers

New Video of Floating Blobs of Fizzy Water in Space

Microgravity is the best place to figure out why raindrops are round

Today, the water tribunal in Valencia, Spain meets on the same day, in the same way and at the same time as it did 1,000 years ago.

Drink in History at the World's Oldest Court

Valencia's water tribunal doesn't have written records or lawyers—but that doesn't mean it's outdated

By the time the Salt River reaches downtown Phoenix, it is a river in name only. Some scientists think that is why a non-native plant, the salt cedar, is thriving while native flora are suffering.

How We Created a Monster In the American Southwest

The salt cedar is often seen as an un-killable invader. But are humans the real reason this unwanted plant is thriving?

See the Two Ship Graveyards That May Become New Marine Sanctuaries

The first marine sanctuaries approved by NOAA in 15 years are home to a plethora of shipwrecks

Topmix Permeable

This Concrete Can Absorb a Flood

A UK company has developed a permeable pavement that can drink 1,000 liters of water per square meter in a minute

Electric Fishing Puts a Rare Dolphin-Human Partnership at Risk

Illegal fishing practices are threatening traditional cooperation between humans and river dolphins in Burma

Snowpack in the Sierra Nevada Just Hit a 500-Year Low

The last time California was this dry, European explorers hadn’t yet reached San Diego

A diver holds a granite head, meant to be the head of a priest, from the Ptolemaic period. The now-hollow eyes were probably inlaid when it was first made in ancient Egypt.

Sunken Treasures From Ancient Egypt Are Now on Display in France

The Arab World Institute in Paris shows off 250 artifacts once lost underwater

The Aquaporin filter is simple and light.

A New Efficient Filter Helps Astronauts Drink Their Own Urine

Recycling water is key to getting humans to Mars

A competitor named Rich Welsh midway through his challenge at this year's World Bog Snorkeling Championships in Wales.

Swimming Through Mud at the World Bog Snorkeling Championships

This year marks the 30th anniversary of one of the world's strangest (and messiest) competitions

Could This 'Drinkable Book' Provide Clean Water to the Developing World?

Pour untreated water over a page from the book and silver nanoparticles embedded in it will kill nearly 100 percent of disease-causing bacteria

These islands in Peru are made by villagers, who form the "land" beneath their houses out of reeds.

Visit These Floating Peruvian Islands Constructed From Plants

The Uro people who live on Lake Titicaca have been building their own villages by hand for centuries

Discharge from the Gold King Mine colored Colorado's Animas River a distinct golden hue on August 6.

Why Tens of Thousands of Toxic Mines Litter the U.S. West

The spill in Colorado's Animas River highlights the problem of wastewater building up in abandoned mines

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