water

Latest in water

Purple sea urchins clumped together in an urchin barren.
Environment

These urchin-eating sea stars might be helping us reduce carbon levels

By Jack Izzo

A LifeStraw water filter and bottle on some gray rocks.
DIY

Don’t ruin your next camping trip by storing your portable water filters wrong

By Alisha McDarris

a small green desert shrub with small yellow buds at the tips
Environment

To save water, Arizona farmers are growing guayule for sustainable tires

By Zayna Syed

Groundwater pumps like this one deliver water from below to farms in Bangladesh.
Environment

Farmers accidentally created a flood-resistant ‘machine’ across Bangladesh

By Rahul Rao

America’s infrastructure is a crisis of inequity
Environment

America’s infrastructure is a crisis of inequity

By Paul Chinowsky / The Conversation

Orange male betta fish surrounded by eggs in a greenery-filled aquarium
Environment

Captive fish have feelings we’re just beginning to understand

By Brandon Keim

Well water from Red Hill Navy fuel facility being pumped out through pipes into the Halawa Stream surrounded by pink and white graffiti
Environment

What will it take to save Oahu’s freshwater from the Red Hill fuel leak?

By Nikita Amir

Diving mannequins enter a pool so researchers can measure what forces affect them.
Science

What engineers learned about diving injuries by throwing dummies into a pool

By Rahul Rao

Starry valley of Carina Nebula against dust and light on a bluish universe in a James Webb Space Telescope image
Science

The James Webb Space Telescope’s first glimpses into deep space reveal 4 mind-blowing finds

By Maria Parazo Rose

drinking water glass
Health

You can’t make mineral water with plain, old salt

By Corinne Iozzio

Ca. Thiomargarita magnifica filamentous bacteria on black
Environment

Ever heard of giant bacteria? This new species is way bigger and weirder.

By Maria Parazo Rose

child jumping in pool with swimming goggles on
DIY

5 things you can do to reduce your child’s drowning risk

By Alexandra Frost

person opening faucet with water flowing
DIY

PFAS are toxic and they’re everywhere. Here’s how to stay away from them.

By Sofia Quaglia

Images from the November 1922 issue of Popular Science.
Technology

From the archives: This talking gadget from the 1920s measured water levels

By Bill Gourgey

Water and air pollution on beach
Environment

Pollution kills 1 in 6 people worldwide

By Sara Kiley Watson

A photo of drought-stricken Lake Powell.
Environment

The numbers show just how devastatingly dry the Western US is right now

By Theo Whitcomb/High Country News

Outdoor watering must be limited in Southern California during a severe drought.
Environment

New water restrictions in California show just how bad the Western drought is

By Hannah Seo

The Horseshoe Bend in the Colorado River.
Environment

From pollution to dams: here’s what is plaguing America’s 10 most endangered rivers

By Sara Kiley Watson

crop rows of leafy greens being watered on a large farm
Environment

NASA is watching California’s groundwater crisis from space

By Tatyana Woodall

Death Valley desert, California, USA
Environment

Mini desalination plants could refresh the parched West

By Thor Benson

Child using well in Bhor, Maharashtra, India
Environment

Groundwater is an incredible resource. It’s time to treat it like one.

By Sara Kiley Watson

Inside the hotly contested creation of ‘ice X’
Science

Inside the hotly contested creation of ‘ice X’

By Shi En Kim

Rows of solar panels in the Chilean desert.
Environment

Dust-repellent solar panels could save billions of gallons of water

By Anuradha Varanasi

A dripping faucet
Health

Headed back to the office? Make sure your building has flushed out its water.

By Rahul Rao

Heron resting on floating solar panel.
Environment

Floating solar panels could be the next big thing in clean energy

By Thor Benson

There's less water in mountain glaciers than thought.
Environment

Many glaciers aren’t as thick as we thought

By Hannah Seo

Person with black gloves pouring rock salt over a sidewalk despite environmental pollution
DIY

There’s a better way to use rock salt on snow

By Purbita Saha

person on the floor sorting laundry
DIY

Sorting your laundry correctly will make your clothes last longer

By Sandra Gutierrez G.

An ash cloud from the 2022 Hunga Tonga explosion over the South Pacific seen from outer space
Environment

How one major disaster can lead to another: a lack of clean drinking water

By Philip Kiefer

Creek running through yellow meadows and mountains in the Colorado basin
Environment

The US is losing some of its biggest freshwater reserves

By Nikita Amir

A global view of Mars.
Science

Mysterious bright spots fuel debate over whether Mars holds liquid water

By Leto Sapunar

Brown kombucha SCOBYs sit on plate in front of jars full of fermented tea
Environment

Turns out kombucha SCOBYs could make good water filters

By Maggie Galloway

a glass of water with a slice of lemon and mint inside on a pink and yellow background
Health

The truth about hydration hacks like IV therapies, alkaline water, and more

By Ellen Airhart

art illustration of a person drinking from a bucket.
Science

How much water should you drink in a day?

By Claire Maldarelli

Google headquarters in Mountain View, California
Environment

Are ‘water positive’ pledges from tech companies just a new kind of greenwashing?

By Angely Mercado

Almost half of the world’s children live in dangerous climate conditions
Environment

Almost half of the world’s children live in dangerous climate conditions

By Angely Mercado

Groundwater well near a cannabis farm in the Shasta Valley
Environment

A little-known cache of water tore apart this California cannabis-farming community

By Theo Whitcomb/Undark

4 reasons to let your lawn grow wild
Environment

4 reasons to let your lawn grow wild

By Angely Mercado

Sorry, there’s probably no water under the South Pole of Mars
Science

Sorry, there’s probably no water under the South Pole of Mars

By Leto Sapunar

Yard garden with flowers, shrubs, bushes and trees.
Environment

Floods from storms are destructive, but a humble rain garden can help

By Angely Mercado

Food wrapped in beeswax wrap
Environment

The truth about reusable kitchen essentials

By Angely Mercado

Willow trees could be a sustainable (and beautiful) way to treat wastewater
Health

Willow trees could be a sustainable (and beautiful) way to treat wastewater

By Angely Mercado

Bidet in a bathroom with a black tile floor
Environment

Are bidets really better for the planet than toilet paper?

By Sara Kiley Watson

Lakes around the world are losing oxygen
Environment

Lakes around the world are losing oxygen

By Ellie Shechet

Water is poured into a short, clear glass from above against a blue background.
Environment

Worsening droughts could increase arsenic exposure for some Americans

By Lauren Leffer

best smart sprinkler controller
Gear

Best smart sprinkler controllers

By Emma Banks

Three children sliding down a slip and slide.
DIY

Beat the heat by building your own slip and slide

By Jean Levasseur

A cold drink like ice tea is poured into a glass with an orange/red overlay.
Health

The best (and worst) beverages to sip when you’re dehydrated

By Nikita Amir

The Mars Jezero crater
Science

Life could be hiding deep under Mars

By Leto Sapunar

Colorful cleaning products on blank background.
Environment

Are your cleaning products really green? Here’s how to tell.

By Shaena Montanari

Human activities are making freshwater sources saltier
Environment

Human activities are making freshwater sources saltier

By Ellie Shechet

This century-old technology could be the key to unlocking America’s renewable energy future
Environment

This century-old technology could be the key to unlocking America’s renewable energy future

By James Dinneen

Wine being poired into glasses overlooking natural landscape.
Environment

Is your wine really sustainable? Here’s how to tell.

By Shaena Montanari

A conceptual solar canal.
Environment

Solar panels and water canals could form a real power couple in California

By Shaena Montanari

Person filling up water bottle at kitchen sink with tap water.
DIY

Simple, at-home tests can check your air and water for contaminants

By Kendra Pierre-Louis

A running water faucet
Technology

Hackers accessed a Florida water treatment plant’s system and tried to make a dangerous change

By Stan Horaczek

An overhead view of Mars featuring peculiar dark streaks.
Science

Mars’s mascara-like streaks may be caused by slush and landslides

By Charlie Wood

Tiktaalik
Science

This ancient fish-crocodile mashup snared its prey using a key adaptation

By Kate Baggaley

Showerhead upgrades that’ll turn your daily de-grime into a spa experience
Gear

Showerhead upgrades that’ll turn your daily de-grime into a spa experience

By PopSci Commerce Team

The Trump border wall made of concrete and steel on the edge of Organ Pipe Cactus National Monument in Arizona
Environment

How the Trump border wall sapped a desert oasis dry

By Lucy Sherriff

The White House covered in snow
Environment

The Trump administration’s environmental legacy can be undone. Here’s how.

By Purbita Saha

The starry Arctic sky over an iceberg in Greenland
Health

Four science conversations worth having this holiday

By Purbita Saha

The moon is pockmarked with craters, including holes made by rockets.
Science

New 3D moon models show it might hold up to 15,000 miles of frozen water

By Kat Eschner

This image of the Moon was created with images taken by NASA's Lunar Reconnaissance Orbiter.
Science

The moon is (slightly) wet, NASA confirms. Now what?

By Charlie Wood