Researchers decipher a mystifying 15th-century document
Scenes From the Calgary Stampede
Noted photographer Richard Phibbs has a new book that sends him back home on the range
One Man’s Lifelong Pursuit of Pluto is About to Get Real
When the New Horizons spacecraft races by the quasi-planetary body, Alan Stern will have finally met his match
The World’s Largest Picture Frame?
The government of Dubai is taking this abstract structure to the next level
The Brief History of the Ferris Wheel
Originally the American answer to the Eiffel Tower, the summertime amusement became a hallmark of summer fun
The most distinctive human feature might be that bony protrusion that made Jay Leno famous
Why We’d Be Better Off if Napoleon Never Lost at Waterloo
On the bicentennial of the most famous battle in world history, a distinguished historian looks at what could have been
Inside the Daily Lives of Iraq’s Kurds
America’s most important ally in the battle against ISIS is closer than ever to fulfilling their hope of founding a new nation
The Shaky Science Behind Predicting Earthquakes
A powerful earthquake in Italy killed hundreds of people—and set in motion a legal battle and scientific debate that has kept seismologists on edge
The Ill-Fated History of the Jet Pack
The space-age invention still takes our imaginations on our wild ride
When Colorado Was (And in Many Ways Still Is) the Switzerland of America
A hundred years ago, city slickers looking for wild times in Rocky Mountain National Park invented a new kind of American vacation
Reader responses to our May issue
What Makes the “Lion Whisperer” Roar?
He’s famous for getting dangerously close to his fearsome charges, but what can Kevin Richardson teach us about ethical conservation—and ourselves?
Personal Writings of Arthur C. Clarke Reveal the Evolution of “2001: A Space Odyssey”
Works donated from the author’s archives in Sri Lanka include letters to Kubrick and an early draft of his most famous novel
The U.N. Uses Satellites to Track Humanitarian Crises Around the World
With help from George Clooney, the United nations embarks on a new frontier in monitoring the world from above
Decoding the Deadly Secret of Snake Venom
The world’s animals have developed an incredible variety of venoms. But how?
How to give the International Space Station a little bit more room
Finding a Voice for Iranian Women
Artist Shirin Neshat uses Persian poetry to reveal the conflict between tradition and modernity
Russell Crowe Takes a New Look at an Old Battle
The Australian actor/director’s controversial film views the legendary Gallipoli from the Turkish side
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