Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Sharks? Snakes? Bears? Which animal do you think is deadliest to humans? It's not what you think.
Here is one amazing way to soak up the beauty of a sunset.
Firehole Lake Drive, the road that saw some melting, hit 160 degrees Fahrenheit, 30 or 40 degrees hotter than its normal temperature.
The algal blooms occur fertilizer runoff feeds the runaway growth of cyanobacteria. This algae sucks up oxygen and can emit toxins that injure humans and animals.
Henry David Thoreau's beloved slice of exquisite nature still exists today in the form of a Walden Pond State Reservation.
Researchers studied ice cores from Antarctica to determine the impact eruptions at the time had on the Earth's atmosphere.
Cumberland Island is a must-see destination, in no small part because of the spectacular sunsets.
Scientists have discovered man-made earthen trenches from a period before the Amazon rainforest grew into what it is today. What the trenches were used for remains a mystery.
From serene and stirring to surreal and sublime, here are some of Mother Nature's crowning accomplishments when it comes to spectacular settings.
White-nose syndrome is still spreading wildly, but a few bat colonies may be showing signs of resistance.
This national park's beauty is world-renowned and it doesn't take more than a quick glance to understand why.
Wishing you a happy Independence Day with a spectacular sunset from the Florida coast.
Scientists theorize that the plastic is being broken down into tiny, undetectable particles or that it is being carried into the deep ocean.
A shift away from a nomadic to agricultural society could have spurred a population growth.
All these amazing images have been submitted by our readers in our new Photo of the Day feature. And wow, have they been amazing! Here are the most popular from the past month.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.