The answer is NO, the North Star does not stay fixed in the sky forever. For centuries, people have used Polaris (the current North Star) to find north and navigate at night. It appears almost fixed in the sky, but…
When we think about radiation, images of the Second World War come to mind. The destruction left behind by nuclear bombs on Hiroshima and Nagasaki, and its effects even years later. After all, nuclear weapons produce enormous amounts of radiation…
Whenever people think about nuclear radiation, images of Chornobyl, mutated creatures, and superheroes made from radioactive accidents come to mind. But it’s not true in real life. Nuclear radiation is quite harmful to the human body, to the point of…
At some point in their life many people have looked at the sky and asked why the sky is clear blue. Turns out many people around the world have wondered the same, and a lot of them were scientists who…