Planet Earth belongs to the Milky Way galaxy which has more than 200 billion stars.
The first nuclear power plant in the world was built in 1954 in the Soviet city of Obninsk.
France was still using the guillotine when the first “Star Wars” movie was released.
It was concluded that insects, especially flies, do not like the blue light and the blue color in general.
The first computer was made in 1946 at the University of Pennsylvania. ENIAC (Electronic Numerical Integrator And Calculator) had 18,000 electronic pipes, 30 tons and it needed 154 m2 of space.
The largest rose bush is located in the US state Tombstone Arizona. It was planted in the 18th century and when it is in full bloom it has more than 200.000 roses!
