If you celebrate New Year on January 1st, it may seem strange that in China — and in many other Asian countries — the…
Doubity: clear answers to the curious questions of everyday life
If you have ever looked at photos of the Parthenon, the Louvre, or any museum of ancient sculptures, you may have noticed something curious:…
Santa Claus in a red suit, black belt, and white beard feels like it has existed forever. But it hasn’t. For centuries, this character…
If you share your home with a dog, you’ve probably watched the full bedtime performance: one turn, two turns, three… and then a dramatic…
The Scientific Answer Metals rust mainly because of a chemical reaction with oxygen in the air or water. This process is called oxidation. It…
The Scientific Answer When you cut an onion, you break open its cells and release a mix of chemical compounds. One of the main…
Fireflies glow thanks to a chemical process known as bioluminescence. This takes place in a special organ in their abdomen, where a reaction occurs…
The idea of making a home on Mars is captivating. For decades it has stirred the imagination of scientists and space enthusiasts, and step…
