Water

Water throwing on Vardavar is a holiday unique to Armenia.

The Point of Armenia's Splashy Holiday Is Getting Wet

The ancient tradition of Vardavar attracts tourists to Armenia, but bring a change of clothes

John Wesley Powell by Edmund Clarence Messer, 1889

The Visionary John Wesley Powell Had a Plan for Developing the West, But Nobody Listened

Powell’s foresight might have prevented the 1930s dust bowl and perhaps, today’s water scarcities

The Physics Behind a Leaky Faucet’s Maddening ‘Plink’

Microphones and high-speed cameras show that what happens when a water droplet hits water is surprisingly complicated

Stunning Aerial Footage of Victoria Falls

In Zambia, the 'Smoke That Thunders' is the name given to a gaping ravine filled with a stunning waterfall. We know it better as Victoria Falls

River eels exposed to cocaine suffered muscle damage and other health effects.

Cocaine in the Water Is Hurting River Eels

When researchers exposed eels to the illicit drug, the animals became hyperactive and suffered muscle damage

Installing the water harvester

This Device Pulls Water Out of Desert Air

A new water harvester can extract water from extremely dry air, using only solar energy

Havasu Falls

North America’s Most Spectacular Waterfalls

Six must-see waterfalls you can visit in the United States, Canada and Mexico

Say hello to SMAP

This NASA Satellite Can Map the Planet's Soil Moisture Content In Just Three Days

The speedy collection of this data will help with crop management and flood prediction

DNA Survey of Life in Loch Ness Will Hunt for Its Monster Resident

The goal is to catalog the lake's diversity of life—including any oversized, prehistoric reptiles

An illustration of GRACE-FO in orbit.

Meet NASA's New Dynamic Duo: A Pair of Climate Change-Tracking Satellites

The pair will measure changes in Earth's gravitational field to monitor melting glaciers, rising seas, droughts and more

The new water purification technique involves draping a sheet of carbon-dipped paper in an upside-down "V." The paper's bottom edges soak up water, while the carbon coating absorbs solar energy and transforms it into heat for evaporation.

Could This Low-Cost Device Provide Clean Drinking Water To Those In Need?

Engineers have created an upgraded solar still that uses carbon paper and the sun to purify water at an unprecedented rate

Long-eared Myotis bat (Myotis septentrionalis), photographed in Arizona.

Where Clean Drinking Water Is Hard To Find, Bats Could Lead the Way

A wildlife biologist argues that tracking bats, which cover wide areas and need clean water, could be useful in locating potable sources

Rafters on the South Fork of the Salmon River in Idaho

These Are America's Ten Most Endangered Rivers

Mining and flood control projects are the main threats to waterways, according to the new report

People drink 500 billion plastic bottles of water a year, according to The Guardian.

Study Finds Microplastics in More than 90 Percent of Tested Water Bottles

But the effects of microplastics on human health are far from clear

Easter Island is home to at least 142 endemic species, including the Easter Island butterfly fish.

Chile Announces Protections for Massive Swath of Ocean With Three New Marine Parks

The almost 450,000 square miles encompass a stunning diversity of marine life, including hundreds of species found nowhere else

Residents queue to fill containers with water from a source of natural spring water in Cape Town, South Africa, Friday, Feb. 2, 2018.

What's Behind Cape Town's Water Woes?

As climate change intensifies droughts, the city's crisis may signify a new normal

Driftwood is a valuable resource for humans and all kinds of ecosystems near and far.

How Driftwood Reshapes Ecosystems

In one of nature’s remarkable second acts, dead trees embark on transformative journeys

World's Largest Underwater Cave System Discovered in Mexico

The 215-mile sunken freshwater labyrinth is a trove of ancient Maya artifacts

In Fallujah, ISIS blew up this bridge during its 2016 retreat.

What Does the Future of the Euphrates Spell for the Middle East?

In the wake of the war against Isis in Iraq, an ominous journey along the once-mighty river finds a new crisis lurking in the shallows

The dark, narrow streaks were once thought to be caused by flowing water. But a new study suggests they are just rolling sand.

Mars' Streaks of Flowing Water May Actually Be Sand

Scientists have debated for years if—and how much—water could exist on the Red Planet

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