The increase of disorder or entropy with time is one example of what is called an arrow of time, something that distinguishes the past from the future, giving a direction to time.

Physics as we know it will be over in six months - Max Born

The media need superheroes in science just as in every sphere of life, but there is really a continuous range of abilities with no clear dividing line.

Scientists have become the bearers of the torch of discovery in our quest for knowledge.

Why do we remember the past, but not the future?

If the total energy of the universe must always remain zero, and it costs energy to create a body, how can a whole universe be created from nothing?

To understand recursion, one must first understand recursion.