Where base units come from and how they are related to each other? The second, the metre and other base units...

What is mathematics? Counting. Counting what? Counting what is distinguishable to our perception....

In the beginning we have an example: 16 balls passing through Galton board - the direction to the right is...

At the beginning of the Universe, there were no elements as we know them today. It had taken some time for...