- A Greek mathematician named Euclid who lived around the year 300 BC is often referred to as the 'Father of Geometry' for his amazing geometry works that included the influential 'Elements', which remained the main textbook for teaching mathematics until around the early 20th century.
- The alchemy symbol for water is an inverted triangle, resembling a cup or glass.
- American Black bears are not just black but include bears of varying colors including blonde, cinnamon, brown, white and even silver-blue.
- All scorpions glow.
- October the 10th is national metric day.
- It takes 5 years for an oyster to produce a medium sized pearl.
- There are over 900,000 known species of insects.
- Thin skinned lemons are the juiciest.
- Laughing lowers levels of stress and strengthens your immune system.
- Humans can encourage precipitation with cloud seeding.
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