People have always believed all kinds of very strange things about the world. In the absence of modern science and medicine, ideas which now seem entirely bizarre could...
In 7.5 billion years, the Sun will expand and engulf our planet, destroying all life as we know it. Of course, a mass extinction on Earth could happen much sooner than...
This is not some harmless hair. It’s volcanic glass and it could turn your life into an itchy, blistering existence. Uh oh. Looks like today’s forecast is volcanic...
Would you want to know the exact year you might die? The answer may not come from a crystal ball or a prediction about your lifestyle. It could be hidden inside your...
Imagine floating outside a spacecraft on a routine spacewalk when something goes terribly wrong. Your helmet suddenly comes loose. Normally, that would be a fatal...
When a wild predator stops avoiding people and begins deliberately treating humans as prey, an ordinary environment can become terrifying almost overnight. That is...
For centuries, the Amazon rainforest has been seen as one of the last truly unexplored places on Earth. Covering millions of square kilometers, it is home to countless...
The world you know today would probably feel ancient to someone living 50 years from now. Think about how much life has changed over the past few decades. Smartphones...
In six hours, you, your government, and 124 million other people across 14 states will be tested by the greatest disaster to ever hit the U.S. East Coast. A great wave...
California is famous for its golden beaches, towering palm trees, Hollywood celebrities, and scenic coastal highways. But along one stretch of the Pacific Coast Highway...
Picture a sewing needle. Small enough to lose in the carpet, light enough that you barely feel it resting in your hand, and completely harmless in every ordinary sense...
He was eleven years old, standing in a public square with other children from his neighborhood. In front of them, a man was tied to a post while a firing squad raised...
Do you long for an elegant weapon from a more civilized age? Something less clumsy and random. As you hone your sensitivity to the Force, you may wonder. What if...
Water boils at 100 degrees Celsius. Everyone learns that. Now go deep enough into the ocean and watch the rule break. Hydrothermal vents down there release water hotter...
Black holes are the gravitational monsters of the Universe. They are so powerful that nothing, even light, can escape their grasp. One black hole is bad enough. But if...
Imagine looking up at the moon and seeing space dust floating around it. Maybe broken-off parts of the moon are raining down on Earth. You’d wonder what happened;...
Human beings have existed for 300,000 years and have managed to live in many unstable environments. We’ve survived ice ages, devastating pandemics and world wars...
Deep above the South Atlantic Ocean, there is a region of space that has puzzled scientists and space agencies for decades. In this zone, spacecraft can experience...
Your DNA is constantly changing. And if it weren’t for genetic mutations, evolution wouldn’t exist. So, what would life be like if that stopped? What causes your DNA to...
Wake up in London, teleport to your office in Tokyo, meet friends for lunch in Mexico City, catch an opera in Rome that evening. It sounds like a film. What makes it...
