The number “pi” (π) is approximately 3.14159, but it is an irrational, infinite number with no repeating pattern.

The number 0 was first used as a numeral in India around the 5th century AD.

The coldest inhabited place on Earth is Oymyakon (Russia), where temperatures have reached –71°C. ❄️

Human DNA is about 60% identical to that of a banana. 🍌

Human DNA is about 60% identical to that of a banana. 🍌

Coffee was once considered a “suspicious drink” in Europe, and in the 17th century some popes even attempted to ban it.

In space, stars always shine steadily; from Earth, they appear to twinkle because of the atmosphere. ✨🌌

Fire snails produce a secretion that hardens into a material stronger than steel. 🐌🔥

Fire snails produce a secretion that hardens into a material stronger than steel. 🐌🔥