42 - The Answer to Almost Everything

A look at the potential of human waste.

A look at the conditions on Mars and the likelihood of traveling there.

A look at the scientific efforts to combat aging.

An in-depth look at the emotion of hate.

Air travel is a climate killer. But if we stop flying we’ll have a global logistics problem, with numerous supply chains interrupted. If we want to keep flying, it’s time for a revolutionary energy transformation. Luckily, the necessary technologies already exist.

Nearly six years of our lives are spent dreaming. Yet there is so much untapped creative potential in our dreams. What if we could take the brilliant ideas from our dreams and turn them into reality? How can we make our dreams more meaningful?