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?
California's largest inland lake has essentially become a ticking ecological time bomb. And the clock is running out — fast.
Could solar cells be the asphalt of the 21st century?
Wouldn't it be nice if we could pull CO2 out of thin air and transform it into a fuel that's better for the environment?Now we can.
Climate change is the defining issue of our time, and we are at a defining moment of history. What can you do to make a difference? We've got 10 tips for you.
A group of 21 U.S. kids are taking the government to court for failing to address the climate crisis. Can they possibly win?
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.
Scientists are hoping two enzymes are the key to breaking down huge amounts of plastic.
Many scientists believe that humans influence Earth at a rate so massive that a change to the geologic time scale is in order.
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.
EXXpedition founder Emily Penn will captain the 300, all-female crew in its first Round the World sailing voyage.
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 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.
The tree that survived three major extinction events on Earth might be key in helping us understand the climate crisis ahead.
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.
Not only do bug zappers mostly kill beneficial insects, they also can serve you up a side of bacteria with your burger.
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.
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?
Many scientists say that the response to climate change will require planting new trees. A whole lot of them.
Joshua trees can live for up to 300 years, but climate change is threatening their very survival.
Permafrost across the globe is rapidly melting. What could this mean for the future of the planet?
The world has only had time zones since the late 1800s. Some people think we should eliminate them and have just one universal time.
This white-hot metal not only makes beautiful jewelry, it's coveted for industrial, medical and military purposes too.
The U.S. is full of exceptional geological formations. But these five set the bar high as far as landmarks go.
You can see these rocky formations in the Badlands of Nebraska, and they're as awe-inspiring as they are eerie.
Cross seas may looks super cool. But you never want to get caught up in the grid-patterned waves they generate.