Science & Nature

The thickest tree in the world has a circumference of 137.8 feet (42 m). It takes 105 men, shoulder-to-shoulder, to surround it.

The Apollo 17 astronauts could taste the Moon's fine dust. They called it the "Apollo aroma." It smelled like burnt gunpowder.

Did you know that 95% of the world's opals are mined in Australian opal fields?

The U.S. remains one of only three countries still using the Imperial measurement system, along with Liberia and Myanmar.

Seven students once released 72,000 ladybugs into a Maryland school before classes as a prank. They were all caught and punished.

Usually thought of as blue, sapphires come in many colors. These differently-colored sapphires are known as "fancy sapphires."

A blue moon isn't actually that rare. According to NASA, one can typically be seen every two and a half years.

In 1938, Franz Geiter invented sunscreen after getting terribly sunburned while hiking in the Swiss Alps.

Earth lies within the Goldilocks zone - a region at just the right distance from the Sun for water to exist in its liquid state.

In 1784, the Vatican declared that capybaras could be classified as fish so that they could be eaten during Lent.

The gemstone peridot can be found in meteorites! This variety differs from the kind found on Earth as it contains no nickel.

If your milk goes bad, don't throw it out! Instead, water your plants with it - it's high in calcium, a key nutrient for plants.

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