Source: https://commons.wikimedia.org/wiki/File:Erie_Canal,_Lockport_New_York,_c.1855.jpg

The Erie Canal at 200

Finished in October 1825, the Erie Canal connected increasingly specialized regions, altering the economic landscape of the northeast United States.
Whale shark (Rhincodon typus), Isla Mujeres, Cancun, Mexico

A Whale of a Shark

The largest fish, Rhincodon typus, is obviously not a whale, but it’s also unusual for a shark.
An image of magnetic loops on the sun, captured by NASA's Solar Dynamics Observatory on July 18, 2012.

“Space Tornadoes” Could Cause Geomagnetic Storms

But these phenomena, spun off ejections from the Sun, aren’t easy to study.
Charles Darwin

“Mad About Geology”: Charles Darwin’s Origin Story

At university and in the field, Darwin trained his scientific thinking as would a geologist, seeking causal explanations for observed natural phenomena.
The leg of this purple ochre sea star in Oregon is disintegrating, as it dies from sea star wasting syndrome. Photo by Elizabeth Cerny-Chipman, courtesy of Oregon State University.

The Long Quest to Uncover a Sea Star Killing Bacteria

Scientists say they’ve found the cause of a marine epidemic more than ten years after it started. What took so long?
pumpkins, squashes and gourds , dried a corn cob with kernels and dried beans were randomly spread on a wooden plate on a black background.

The Macronutrients of the Three Sisters System

If the intercropping of beans, squash, and corn produces smaller yields, why did the the Haudenosaunee prefer the Three Sisters system?
Western meadowlark singing on a fence post at sunrise in Fort Niobrara National Wildlife Refuge near Valentine, Nebraska.

Birding by Ear

How to learn the songs of nature’s symphony with some simple techniques.
Source: https://commons.wikimedia.org/wiki/File:Yoga_classes_Soham_Yoga_.jpg

Should Yoga Be More Than Exercise?

How should Westerners studying modern postural yoga think about the religious and medical systems in which it developed?
Left front view of flight 46, Orville turning to the left, in the last photographed flight of 1905; Huffman Prairie, Dayton, Ohio

A Practical Machine: The Wright Brothers in Dayton

Orville and Wilbur Wright wanted to create a practical machine—not a novelty or a gimmick—and they accomplished that at Ohio’s Huffman Prairie on October 5, 1905.
Jane Goodall watching her photographer husband, Baron Hugo Von Lawick, adjust a camera, to which a baboon is clinging, in the Gombe Reserve, east central Africa.

Jane Goodall

An intellectual powerhouse and dedicated conservationist, Goodall showed generations of humans how to engage with—and take care of—the natural world.