- There is no sound in space.
- Greek philosopher and mathematician Pythagoras lived around the year 500 BC and is known for his Pythagorean theorem relating to the three sides of a right angle triangle: a^2 + b^2 = c^2.
- You can't trademark surnames.
- If you could drive to the sun at a speed of 88.5 km/h (55 mp/h) it would take around 193 years.
- A nanosecond is one billionth of a second.
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