NASA's first space shuttle, the test orbiter Enterprise, was named after the fictional starship on "Star Trek."

NASA will send off the "Sunjammer," a 128-ft solar sail, to record space weather and study the Sun.

NASA lost power on Sunday in California, delaying the launch of the IRIS sun observatory by one day.

The last of NASA's retired space planes is officially on display for the public to enjoy.

NASA's Galaxy Evolution Explorer has been decommissioned after 10 years of data collecting on other galaxies and black holes.

Beyoncé ended the year on a sour note with members of the NASA community.

Tuesday, Jan. 28 marked the 28th anniversary of the destruction of the space shuttle Challenger and loss of the crew.

Since the end of its space shuttle program, NASA is relying more and more on commercial space travel.

NASA astronaut Steven Nagel, who flew four space shuttle missions, died Thursday, Aug. 21. He was 67.

NASA's crash dummies are worlds tougher than their car-testing cousins.

A tiny satellite has recovered from an apparent software glitch in orbit and is on track to deploy its solar sail.

The Planetary Society's tiny LightSail spacecraft has sent a photo of its deployed solar sail down to Earth.

Within a few years, most of the power for Chile's sprawling subway system will come from renewable energy.

Wind and solar get an unequal shake in the Equality State.

The Sahara, one of the largest deserts in the world, could be transformed into a more hospitable place thanks to clean energy.

Twelve of the world's leading chocolate producers, with some help from Prince Charles, intend to tackle deforestation.

Actor says Stephen Baldwin's claims that he was duped out of shares in his oil separation company are untrue.

The Alaskan's idea may be a first step towards compromise on offshore drilling permits, but other concerns could sink it.

Documentary will offer a bird’s-eye view of conservationists’ efforts to save wildlife affected by the disaster.

On the one-year anniversary of the Deepwater Horizon oil spill in the Gulf of Mexico, Louisiana Governor Bobby Jindal tells TODAY that there's still work to be

Using a sample from the very riser pipe that the plume escaped from, Woods Hole Oceanographic Institution chemist Christopher Reddy and his team ascertained tha

Filmmakers Josh and Rebecca Harrell Tickell used their cameras to expose the ugly truth about the spill, when it became clear that the problems are ongoing and

At the time of the Deepwater Horizon oil spill in the spring of 2010, computer models predicted that the 200 million gallons of crude oil pouring out of the gus

More than 12 miles of Louisiana coast have been closed to fishing following the discovery of tar balls and other toxins.

Jason Alexander Byers uses an unusual material to make an environmental point.

Researchers hope these rhinos could serve as surrogate mothers, saving the northern white rhino subspecies.

In honor of all the hard-working mothers in the animal kingdom, here's a collection of adorable baby animals being doted on by their moms.

The people of Harriman, Tenn., woke the morning of Dec. 23, 2008, to find their community awash in a billion gallons of toxic coal sludge.

EPAcoal.org launches a Twitter campaign to send a strong message of support to the EPA for regulating toxic coal sludge so it doesn't enter the water supply.

Outdoor air pollution has now been classified as 'carcinogenic to humans' by the United Nations.

Since its release last Saturday, the film on China's crippling pollution has been viewed over 100 million times.

This NASA image highlights wildfires, hurricanes and dust storms to show off the Earth's air quality.

Scientists have found structures that resemble an emu's red blood cells, and others that look like collagen, inside 75 million-year-old dinosaur bones.

The discovery offers new insights about dinosaur plumage, hinting at a 'chestnut brown' creature that couldn't fly.

The Jambato harlequin frog had been feared extinct for at least the last 30 years.

Scientists identified the cause of the mystery die-off, as half of the species' population perished within a matter of weeks in 2015.

Stocktails are simply savory cocktails made with broth, and we talk to an expert about why they're such a hit.

An impact basin spotted on Mercury with two smaller craters above it looks remarkably like the sweet treat-loving Cookie Monster muppet of "Sesame Street" fame.

Spliced from thousands of screenshots of the planets, NASA has created a new video of Mercury that shows off the planet's diversity in terrain.

A video from a NASA spacecraft studying the sun has captured an unexpected sight.

A NASA spacecraft slammed into the surface of Mercury on Thursday, April 30, bringing a groundbreaking mission to a dramatic end.

The dream of a space-faring humanity is deep-rooted.

In the 10 years since Osama bin Laden became a household name, we have fought a war on terror, watched oil prices skyrocket and continued to get oil from the sa

Actor joins fight against the Keystone XL pipeline, a route connecting the tar sands in Canada to refineries on the Gulf of Mexico.

Here's a good list of items not to put in your garbage disposal, and a bonus list of 3 to be cautious about.

Phil Jones and The Union of Concerned Scientists say The Daily Mail misrepresented a statement about climate change data to support skeptics' claims.

Empowering consumers to make smart decisions can change the marketplace and shrink our national energy footprint.

An unstoppable smart home start-up faces its first major bump in the road: Safety concerns over the Nest Protect smoke detector's 'Nest Wave' function.

New smart vents can be open and closed with your phone, but there could be consequences.

Do energy vampires haunt your living room? Find out if you are electricity-savvy with your entertainment devices.