Blog
Counterintuitive facts, quiz deep dives and knowledge stories.
How Long Is the Longest River in the World Really?
The longest river in the world is up for debate. Nile or Amazon? Spoiler: both would stretch from coast to coast across the US. Here are the real numbers.
How Much Does a Cloud Really Weigh?
A fluffy fair-weather cloud weighs around 500 tons, about as much as 100 elephants. A thunderstorm cloud can carry millions. Here is how that works and why it stays up.
Which country has the most islands in the world?
Sweden has 267,570 islands, more than Indonesia and the Philippines combined. We reveal the real island ranking and why Nordic countries with cold Baltic shores top the list.
Which Mountain Is Really the Tallest in the World?
Everyone says Mount Everest. Spoiler: depending on how you measure, Mauna Kea is taller and Chimborazo reaches farther into space. Three mountains, three records.
Artworks Worth Billions: What Makes Art So Valuable?
Da Vinci's Salvator Mundi sold for $450 million. Why are paintings worth so much? We explain the mechanics behind the art market.
Sports Myths Fact-Checked: What You Think You Know Is Wrong
Is swimming after eating dangerous? Does jogging ruin your knees? We fact-check 8 stubborn sports myths with real science.
Music Records That Will Surprise You
5 billion streams, 4 million fans on a beach, a song that lasts 639 years. The craziest numbers in music history and why they still amaze us.
The Oldest Cities in the World: Where Civilization Began
Jericho has been continuously inhabited for 11,000 years. Damascus may be older. We trace the origins of urban life across the ancient world.
The Tallest Structures in Human History
From the Great Pyramid to the Burj Khalifa, humanity has always built upward. The record for world's tallest structure has changed hands more than you'd think.
How Old Is the Internet Really? A Brief History of the Web
The internet is older than you think — and the World Wide Web is younger. We untangle the real timeline behind humanity's most transformative technology.
Animal Superlatives: 15 Records That Redefine the Limits of Life
The mantis shrimp sees 16 color channels. The blue whale's heart is the size of a small car. Nature has been setting records for 4 billion years.
The Capital City Trap: 8 Countries Where You'd Guess Wrong
Canberra, Ottawa, Abuja, Brasília: these capitals trip people up in every quiz. 8 countries where the capital is not the largest city, with the full story.