Ice is the only common solid that behaves this way. Glass is smooth and you do not slide on it. Polished stone is smooth and you do not slide on…
The honeycomb is probably the most cited example of mathematics in nature. Rows of near-identical hexagonal cells, walls meeting at consistent angles, packed with no wasted space — and produced…
Ask why the sky is blue and you will get one of three answers. That it reflects the sea. That the atmosphere is somehow blue in the way tinted glass…
Olive oil occupies a strange position in the supermarket. It is one of the few products where the packaging carries a technical classification most shoppers have never had explained, and…
When something arrives from elsewhere, people tend to name it after wherever it came through rather than wherever it came from. Multiply that by a few centuries of trade and…
Source: Wikipedia
The curse of Tutankhamun is one of the most durable stories in popular history. Nearly everyone knows the shape of it: archaeologists disturbed a pharaoh's rest, and one after…