In the 1930s, Dr. Robert McCance of Cambridge University’s Department of Experimental Medicine convinced four people to give up salt completely for ten days. He...
The Blast Is Survivable, the Fallout Arriving Minutes Later Is What Gets Most People
You survived the flash. You survived the shockwave. You are standing miles from the blast, dazed but alive. You now have minutes, not hours, before the thing that...
On February 25, 2022, five experienced divers entered the waters off Trinidad and Tobago for what was supposed to be a routine repair job. They were hired to fix a...
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...
On July 24, 2010, around 1.5 million people were expected to attend the Love Parade electronic music festival in Duisburg, Germany. What was supposed to be a huge...
Put a lion and this animal side by side and the comparison looks absurd. One weighs a couple of hundred kilograms and dominates every documentary ever filmed in Africa...
Saving the Great Barrier Reef Costs $60 Million, and You Would Still Have $99.9 Billion Left
Saving the Great Barrier Reef would cost an estimated $60 million. Put that number next to $100 billion and something strange happens. Rescue the largest living...
Lava reaches 1,200 degrees Celsius. Liquid nitrogen sits at minus 210. Put those two numbers side by side and the experiment writes itself. What happens if you dump one...
For years, people living near the forests of Nepal and northern India lived in fear of a predator that seemed to have developed a taste for human flesh. She became known...
One quadrillion gauss. A one with fifteen zeros behind it. That is the magnetic field strength of a magnetar, and to put it in perspective, Earth’s own field...
Time travel sounds like a gift until you look at the destinations. Earth has spent 4.5 billion years cycling through conditions that would kill a modern human within...
For centuries, it looked like nothing but jungle. Dense Guatemalan rainforest stretching in every direction, hiding what turned out to be one of the largest ancient...


