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Environmental Science
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?
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'Climate Kids' Sue U.S. Over Future of the Environment
A group of 21 U.S. kids are taking the government to court for failing to address the climate crisis. Can they possibly win?
How Some Cities Prepare to Withstand Climate Change
Rising sea levels, increased flood and extreme heat are all signs of climate change. Cities are trying some innovate strategies to cope with and mitigate these events.
Are Plastic-eating Enzymes Our Planet's Only Hope?
Scientists are hoping two enzymes are the key to breaking down huge amounts of plastic.
The Anthropocene Epoch: Humans vs. the Earth
Many scientists believe that humans influence Earth at a rate so massive that a change to the geologic time scale is in order.
What's the Difference Between Global Warming and Climate Change?
Global warming and climate change are terms often treated like synonyms, but they have different meanings. We'll explain the difference and why both are so important to know.
Female Citizen Scientists Set Sail to Tackle Ocean Plastic
EXXpedition founder Emily Penn will captain the 300, all-female crew in its first Round the World sailing voyage.
London Becomes the World's First National Park City
The city is planning to be 50 percent greenspace by 2050. Who says you can't take the Tube to a pub in the middle of a national park?
Cobalt: Essential for Batteries and Bright Blues
Cobalt is associated with the color blue, but it's so needed for rechargeable batteries that the U.S. put it on the list of minerals it can't live without.
Gingko Biloba Leaves Help Track Climate Change
The tree that survived three major extinction events on Earth might be key in helping us understand the climate crisis ahead.
'The Fighting Women' of Africa Collect Plastic to Build Schools
In Africa's Ivory Coast, a group of women saw a need and came together to collect plastic for recycling into bricks to build schools.
Are Bug Zappers Bad News?
Not only do bug zappers mostly kill beneficial insects, they also can serve you up a side of bacteria with your burger.
There's a Rhino-shaped Cave in Washington State
It's perhaps one of the strangest fossils ever discovered. We'll explain how it came to be 15 million years ago, and how hikers found it in the '30s.
6 Tough Facts About Titanium
What's as strong as steel but half the weight; able to live in almost any body part and an important part of both airplanes and cake frosting? Would you believe, titanium?
Could Planting 1 Trillion Trees Counteract Climate Change?
Many scientists say that the response to climate change will require planting new trees. A whole lot of them.
The Iconic Joshua Tree Is in Danger of Extinction
Joshua trees can live for up to 300 years, but climate change is threatening their very survival.
Is Permafrost Really, Well, Permanent?
Permafrost across the globe is rapidly melting. What could this mean for the future of the planet?
Why Aren't We All on the Same Time Zone?
The world has only had time zones since the late 1800s. Some people think we should eliminate them and have just one universal time instead.
What’s So Special About Platinum?
This white-hot metal not only makes beautiful jewelry, it's coveted for industrial, medical and military purposes too.
The Geology Behind 5 American Landmarks
The U.S. is full of exceptional geological formations. But these five set the bar high as far as landmarks go.
Toadstools Are Mother Nature's Geological Mushrooms
You can see these rocky formations in the Badlands of Nebraska, and they're as awe-inspiring as they are eerie.
Cross Seas Are Rare But Dangerous
Cross seas may looks super cool. But you never want to get caught up in the grid-patterned waves they generate.
A Season for Change: The Equinox and Solstice Quiz
Each year, Earth sees two equinoxes and two solstices. But how much do you actually know about these events? Take the quiz and find out!
Fettuccine Rock Could Signal Life on Mars
If fettuccine rock exists on Mars, it would suggest the existence of microbial life there.
Is It OK to Take Sand Dollars Off the Beach?
Everyone loves foraging for seashells at the beach, but the true jackpot is finding a perfect unbroken sand dollar. However, taking one home may not be such a good idea.
Where Does Water Come From?
Water surrounds us, falling from the sky and pouring from faucets, and yet many of us never ask where it comes from. The answer stretches way back — before tides and thunderclouds to the big bang.
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