Sharks have been losing teeth for 400 million years. Here’s a guide to uncovering some of these plentiful fossils across the country
In a new book, a curator at England's Natural History Museum describes rare and interesting nests and eggs—from the house sparrow to the village weaver—and the lessons they hold for avian conservation
Scientists continue to learn new things about the planet, its sweeping rings and its many moons
Like a highway system, the vagus nerve branches profusely from your brain through your organs to marshal bodily functions, including aspects of the mind such as mood, pleasure and fear
These Smithsonian Magazine Photo Contest images celebrate our feathered friends
The Motus Wildlife Tracking System has put nearly 50,000 incredibly lightweight radio transmitters on birds, bats and insects. We caught up with an ornithologist to learn more about where these creatures are flying
From tasting to hunting to hitching a ride, some fins have evolved for a variety of uses beyond swimming
From Alaska to Peru and the Himalayas, glacial lakes are suddenly breaking free and causing deaths and millions of dollars in damages
Think twice before stepping on that crunchy top layer of soil. It may be a vital ecosystem that you can help protect
Triceratops and its relatives may have evolved the structures for fighting, impressing mates, and more
Find your inner Lorax and enjoy the glory of the forest and the trees in these submissions
Climate change, corporate money, soaring demand—can Mexico’s local agave growers find a viable path for a beloved beverage?
New programs in India are helping to reduce conflict between humans and the big cats by educating communities and helping those who have been affected by animal attacks
Photographer Thorben Danke combines hundreds of shots to create breathtaking images of the tiny creatures
By building a broad coalition of partners across the political spectrum, the Florida metropolis is doing all that it can to keep the city cool
New research is revealing how the Sceptered Isle transformed from a Roman backwater to a mighty country of its own
You’ve got questions. We’ve got experts
Serbian scientist Milutin Milanković changed our understanding of Earth’s climate—and did a key part of his work while detained by Austro-Hungarian forces
Human innards are teeming with viruses that infect bacteria. Here's what scientists are learning about them
A new genetic study reveals secrets about the creature, which may help researchers make decisions to conserve the species