Boost your brain to study

Boost your brain to study

You might already know it, but your brain is one of the most complex and important organs in the body. You might also know that you mainly use your brain while studying for exams. We all have trouble studying, and especially focusing at times. However, these problems...
Is math discovered or invented?

Is math discovered or invented?

If aliens were certain to exist, would they have math? It is very tempting to assume that mathematics really exists and that it has been discovered if it was conceived by a very different kind of life, not on this earth, but with the same observations on the universe....