Planet Earth
From complex weather systems to the great outdoors and how to conserve it, Planet Earth is the home we share with all living creatures.

10 of the Windiest Places in the World

How to Identify Maple, Sycamore, Yellow-Poplar, and Sweetgum Leaves

The 15 Tallest Mountains in the World

10 Breathtaking Facts About the Mississippi River

Collecting, Preparing, and Planting Sycamore Seeds

Ten Most Common Trees in the United States

How to Identify the American Beech Tree

11 Colorful Mushrooms and Other Fabulous Fungi

8 Best Trees to Plant Along Your Street and Sidewalk

How to Identify 8 Common North American Fir Trees

8 Places Where You Can (Safely) Watch Lava Flow

10 Stunning Plants and Sea Creatures on the Ocean Floor

Common North American Trees With Pinnate Leaves

Everything You Need to Know About Clouds

Hardwood Trees: Identifying the Most Common Species

9 of the Coldest Places on Earth

The Top 10 Wildlife Conservation Organizations

The Mystery and Danger of Jacob's Well

13 Common North American Pine Species

12 Fascinating Facts About the Amazon River

Guide to Common Oak Trees of North America

Identify a Tree Using Leaf Shape, Margin, and Venation

9 Interesting Facts About the Nile River

An Introduction to the Boxelder Tree

Identifying Wild Mushrooms: What to Eat, What to Avoid

How to Tell the Difference Between Cedars and Junipers

How to Identify Deciduous Trees by Their Leaves

Types of Forests: Definitions, Examples, and Importance

Forests vs. Woods: What’s the Difference?

10 Naturally Occurring Eternal Flames

The World's 10 Oldest Living Trees

How to Identify Cottonwood Trees

9 Amazing Fractals Found in Nature

The Environmental Impact of Ocean Noise

Listen to the Sounds of the Largest Tree on Earth

Swap Half Your Meat and Dairy With Plant-Based Alternatives to Save the Forests

Meet the Beautiful, Remarkable Tree That Survived 9/11

Conservation Groups Sue Utah for Starving the Great Salt Lake of Water

How Do Glaciers, Ice Sheets, Sea Ice, and Icebergs Differ?

How Do Meteorological Seasons Differ From Astronomical Seasons?

10 Must-Read Environmental Books

Do's and Don’ts for Gardening in a Heat Wave

What to See in the Night Sky for August 2023

Trees Are a Cool Solution in the Heat of the Moment

What to See in the Night Sky in July 2023

7 Things to Know About the Summer Solstice

Horticultural Therapy Uses Nature to Help Heal

Use Riparian Planting to Restore River and Stream Banks

Beaver Dams Can Last Centuries, 1868 Map Shows

What to See in the Night Sky for June 2023

Over 5,000 New Deep-Sea Species Found in Future Mining Hotspot

Trees Are a ‘Must-Have’ Medicine When Addressing Mental Health

13 of the Most Bizarre Lakes in the World

Eradication of Small Mammals Is Harming Vital Ecosystems

50 Hours of Nature Sounds to Bring You Calm and Joy

Coastal Lights Are Tricking Coral Reefs and Harming Their Recovery

Why Is It Illegal to Walk Freely in Most of the US?

Why the 'Right to Roam' Is So Important

The Ultimate Guide to No Mow May

What to See in the Night Sky for May 2023

Trees Form Friendships and Remember Their Experiences

Elephants Have Lost Nearly Two-Thirds of Their Habitat Across Asia

20 Reasons to Really Love Trees

94% of Americans Agree This Nature-Based Superhero is Good for the Planet