The water coming out of your tap is safe, but there may still be some common contaminants.

A Penn State lab has found a way to make hydrogen fuel from wastewater and seawater with no emissions. So why aren't we doing this?

Water vapor escaping Europa hints at a vast saltwater ocean beneath its surface.

From a wolf moon eclipse to multiple SpaceX Starlink launches, here's what not to miss in the January 2020 night sky.

Older people are watching more television than ever — about 4.5 hours a day — and more than any other group.

According to the Department of Agriculture, there are 5,279 farmers markets, large and small, in communities across America.

MSNBC offers some useful tips for making a trip to the local farmers market more productive.

Quick facts about the Los Angeles water situation from the Blue Planet expedition.

Quick facts about the Yuma water situation from the Blue Planet expedition.

Video: Alexandra Cousteau investigates The Hoover Dam and the draining of Lake Mead.

Video: Alexandra Cousteau revisits the TVA Kingston Coal Ash Spill, which was six times larger than the Gulf oil spill.

Alexandra Cousteau revisits Scott St. Pierre in Louisiana and learns how he and others are coping with the oil spill.

Alexandra Cousteau searches for the lost creeks that now flow under Toronto roadways.

Learn how solar panels convert the sun’s rays into energy in this DOE video.

The College's partnership with Decorah, Iowa is featured in this DOE video.

Newman’s Own gives all of its profits to charity, like the one giving people in Ghana and India reliable access to clean water.

New findings show manure burns cleaner than traditional fuels, more intense hurricanes are predicted, a housing trend could cut carbon emissions and more.

Each year, as many as 20 million people get sick from drinking contaminated water in the U.S.

Residents of a trailer park in Wyoming are fine with drinking bottled water, but the EPA says the park's owner should be doing more testing.

In drought areas, treated wastewater is added back to the potable water stream. It's safe, and one study says it even tastes better.

These before-and-after shots perfectly capture the moment a compliment is received.

Better skin and hair may be only a pot of rice away.

The bald eagles of the Decorah and Decorah North nests in Iowa are the stars of two webcams that let us follow along with their daily drama.

Video shows a majestic murmuration of starlings flying across a beautiful Irish sky.

A massive bald eagle is filmed in slow motion taking off from a street in Melrose, near Boston.

Tian Tian the giant panda from the Smithsonian National Zoo had a grand time rolling around in the snow dropped by Winter Storm Jonas.

Martian water would be vital for human visitors, and it's also an important clue in our search for signs of alien life.

To help eliminate the perilous process of collecting potable water in Ethiopian villages, Italian architects design a water vapor-collecting tower.

High-tech water filters are wonderful. But what if you could go DIY, using just a piece of wood?

How one U.S. businessman is using his startup to bring clean water and hope to drought-stricken Kenyan communities.

Let's put it this way — it's not the chlorine that's making you queasy.

Walmart has committed to produce or procure 7 billion kWh of renewable energy globally by Dec 31, 2020.

Watch the northern lights from home, courtesy of explore.org through their live camera in Canada.

Obama's new man on Asian carp talks about his plans to eradicate the species.

Researchers are developing robotic fish to swim our waterways and patrol for pollutants.

Scientists are beginning to unravel the mystery of how caddisfly silk stays sticky underwater, and it could lead to the development of a wet Band-Aid.

A lab-created substance composed partly of mussel foot proteins is even stickier than the adhesive used by real mussels.

The glove essentially translates sonar into a sense of touch for its wearer.

Microplastics in fresh water are primarily laundry lint that comes from washing machines, and they end up in your drinking glass.

Australian teen's invention could help make clean water easy and affordable to access.

An award-winning MIT team has created a portable, solar-powered desalination system that could provide freshwater in remote locations.

Developers hope the design will bring affordable lighting to people worldwide who live along the coast.

Efficiency isn't sexy, but it gives you a lot more bang for the buck.

Connecticut inventor and tinkerer Dave Nichols thinks cars should run on biomass. He just might just be on to something.

The company that brands itself as kosher is now being sued by some of its customers who claim it actually isn't kosher.

The surprising discoveries were made by a CSIRO research team conducting routine surveys off the Australian coast.

Bizarre fish has evolved fins like no other and is capable of walking like a land animal.

After fires burned away the dense foliage, an ancient Australian landmark called Budj Bim is revealed in more depth.

Access to clean, safe drinking water during natural disasters such as hurricanes or floods is critical to health and survival. Here's how to ensure your supply.

Sabrina Gonzalez Pasterski, who built and flew her own plane at 14, just earned a Ph.D. from Harvard and she's proof of the growing power of the STEM push.