- The meaning of 'Blue Chip' comes from blue casino chips which have a high value.
- You might have heard the word 'infinity' before or seen its symbol that looks like the number 8 placed on its side. Infinity means a limitless quantity or something that goes on forever. While it's not really a number like 1, 2 or 3, infinity is often used in math as part of equations and formulas..
- The Dead Sea is actually an inland lake.
- The oldest exposed surface on Earth is New Zealand's south island.
- Dolphins can hear underwater sounds from 24km (15miles) away.
advertisement
  reload more facts | visit cool facts
add this widget to your website
|