The environment is truly a thing of beauty and should be protected whenever possible. What can we do to save the environment, and what new technology is available to help us?
It covers more than 30 percent of the planet, and is home to all kinds of sea creatures. What other facts make the Pacific Ocean so amazing?
Anyone who's been to the ocean has probably seen the foamy white stuff that clings to the sand after a wave breaks and recedes, but what the heck causes that bubbly foam and is it dangerous?
There is good news, too, though. If President-elect Joe Biden sticks to his pledge of "net zero" U.S. emissions by 2050, the Paris Agreement goals could be within reach.
It's found all over Earth — and Mars, too. It's the main source of iron but is also used in jewelry and painting. Get to know the amazing mineral hematite.
NOAA's Argo program distributes floating observatories across the globe. Why? They collect data about the world's oceans that is critical to understanding the planet.
Since its discovery, the Nebra Sky Disc has been known as the oldest artifact in the world depicting cosmic phenomena. But is the 3,600-year-old disc actually 1,000 years younger than previously thought or is it a fake altogether?
Beavers have long had a bad rap for building dams that wreak havoc on the environment. But now those dams are linked to warming temperatures in the tundra, and that's bad news.
Every minute, the time to do something about global warming gets shorter. In a move reminiscent of the Doomsday Clock, a new art installation, ClimateClock, aims to show this crisis visually.
The controversial technology of reflecting sunlight away from the planet could help blunt the worst impacts of climate change. Harvard University climate scientist David Keith weighs in.
Drones are helping researchers bolster scientific understanding of the ecology of a greening Arctic.
Experts expect more than 1 billion climate refugees by the year 2050. Where will they go and how will the world feed, clothe and shelter them?
The autumnal equinox is the day Earth is perfectly angled to the sun, so the day and night are of equal length. Well, almost.
Africa's Great Green Wall, which will be Earth's largest living structure once complete, has been designed to save the continent from desertification and encroachment by the Sahara.
One term might give you the impression of something grand and mysterious, while the other makes you think of claustrophobia-inducing environs that threaten human life. But what's the real difference?
Bill Nye says he quit his day job at Boeing to engage young people in science literacy. And he's still fighting that fight today.
Water is one of the most abundant substances on the planet. About 70 percent of our planet is covered by oceans, but just how much water is there on Earth?
Kernza is a wheat-like grain that doesn't have to be replanted each year, making it the ideal crop to aid in the fight against climate change and help to feed the world.
A startup is recycling tons of discarded fishing nets throughout Chile. Is this a template for tackling the global plastic waste problem?
Many people think mushrooms have the potential to be environmental game-changers by replacing some plastics, meats and even eating through landfill waste. Could these fungi really help save the planet?
It's been 50 years since the first Earth Day, and while progress has been made in some areas, humanity still has had a major impact on the planet.
Satellite data shows just how much air quality has improved during the coronavirus crisis, from China, India, Italy and beyond.
A growing network of global activists is taking an alternative approach to saving the environment: Pushing to recognize natural ecosystems as having legal rights like humans.
Birds are — quite literally — living dinosaurs. Our quiz will test your knowledge of the fluffy, downy and winged dinos of the bygone Mesozoic era, from little Microraptor to the enormous Yutyrannus.
Though certain parks or preserves have gotten the International Dark Sky Place designation before, this remote South Pacific island became the first entire country to be so honored.
The stratosphere is the second-lowest level in Earth's atmosphere. It's a bastion of ozone gas and rapid winds, where clouds are scarce, but life endures.