Scientifically known as thanatosis, or tonic immobility, playing dead occurs across the animal kingdom, from birds to mammals to fish https://t.co/Wwzmz5HW1Y

They may not charm us with fuzzy paws and puppy dog eyes, but many less photogenic, oft ignored species deserve some love too https://t.co/EOF3GVJ30V

We're having a party and you're invited! Don't miss our Earth Day Eve virtual concert TONIGHT at 8:30pm ET. https://t.co/nvlZTLxNoK #NatGeoEarthDay https://t.co/hXvzuEIZTZ

Here's how to take you family camping trips to another level of simplicity, organization, and on-the-ground fun #NationalParksWeek https://t.co/IPh54dTpwy

In what may be the largest interspecies communication effort in history, scientists will try to decipher what sperm whales are saying to one another https://t.co/sWPNnsoAHh

On average, researchers estimate that some 20,000 T. rex lived at any one time and that about 127,000 generations of the dinosaurs lived and died https://t.co/u6XYSdP26W

The Snow Star Festival has been an integral part of Andean tradition and beliefs. But in recent years, the glaciers in the Sinakara Valley have been retreating in part due to a warming planet https://t.co/PhD1nqiKd3

With 24-hour news, social media, and plenty of peer chatter, it’s often impossible to shield kids from events that could upset them. Here's how parents can help them cope https://t.co/vBhf0niax1

"American racial justice, so often fragile, remains a work in progress." https://t.co/5tngkkWYCf

Often spotted traveling in groups called pods, sperm whales are active deep sea hunters and can grow to be up to 59 feet long. Stream #SecretsOfTheWhales starting April 22 on Disney+ https://t.co/nvfCRSRcF6

Along the way, Jessica Nabongo became a writer, photographer, and passionate advocate for inclusive and ethical tourism https://t.co/prAp9wC8dH

Reaching a 30-gigawatt goal—enough to power 10 million U.S. homes and slash carbon emissions by 78 million metric tons a year—is a massive challenge https://t.co/ieotvIGtmA

The Aurora borealis dances over Fairbanks, Alaska, in this archival image by George F. Mobley https://t.co/VNzDaZJAIY https://t.co/ko0uGHdPVt

Paddlers on Lake Superior live by a simple mantra: “The lake is boss”  https://t.co/CyIdPXbyfu

Ingenuity has lifted off the Martian surface and launched a new era of planetary exploration https://t.co/cvTvla0Zj7

Here's how to take you family camping trips to another level of simplicity, organization, and on-the-ground fun #NationalParksWeek https://t.co/xp3XRuTIfj

"The photographs here show just a few of the creatures we met in four weeks, at depths as great as 466 feet," writes biologist and photographer Laurent Ballesta https://t.co/zIejsixxkJ

From heart-racing thrills to quiet moments, these aquatic activities are as diverse as the places they're found https://t.co/AzWbCZ4mAB

This author makes a case for what a hopeful future looks like by the year 2070, #EarthDay's 100th anniversary https://t.co/zE3vILMbQT

Louisiana’s wetlands are being lost to sea level rise. Here's how ecotourism could fit into the recovery plan https://t.co/uSHWDMU89x