It can take a photon 40 000 years to travel from the core of the sun … PhotonsRead more
Did you know
Interesting facts from our world
Nikola Tesla’s birth
There was a fierce storm that raged over the town on the night Nikola Tesla was … Nikola Tesla’s birthRead more
Planets
Uranus is the only planet in our solar system that rolls on its side like a … PlanetsRead more
The first robot
The first known robot to be built was a steam-powered “pigeon”, created around 400 to 350 … The first robotRead more
Radio waves
Radio waves are a form of electromagnetic radiation – the same phenomenon as light, X-rays and … Radio wavesRead more