42 - The Answer to Almost Everything

How beautiful life would be without fear. What would you do if you weren’t afraid: Cross a rocky gorge on a tightrope? Drive a motorcycle at breakneck speed? Bungee jump from a tall bridge? Why does fear have such a hold on us? Wouldn’t it be better if there were no fear at all?

Life has its own unique soundtrack. No matter where we are no matter what we do we are surrounded by noises and sounds. To what extent are we influenced by sound? And when we hear a noise does it sound the same to each of us?

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.

Thanks to Artificial Intelligence robots can recognize us drive cars perform surgeries with precision create art and play a perfect game of chess. But can robots also have feelings? Will we ever consider robots our friends or love them like real humans? And above all can they love us back?

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?

No one lives forever but scientists will never stop trying to combat aging. Now laboratories around the world have been successful with rejuvenation in animals such as mice and fruit flies. If animals are living longer and healthier lives can this research benefit humans?

Extreme cold. Cosmic rays. A thin CO2 atmosphere. If that is what awaits us on Mars why are we so fascinated with journeying to The Red Planet? Will mankind ever set foot on Mars? Will humans ever live there?

We all know that the earth is experiencing an “energy crisis.” We are using so much energy that our planet is reaching its limits. The “perfect” energy source would need to be inexhaustible yet protect the earth and climate. But where do we find it?

Today with the help of solar cells we can generate energy out of almost nothing. Is there a chance we could be flushing tons of potential down the toilet? Maybe our "poop" is more than just useless waste?

Hate seems like a useless emotion yet the power of hatred can be very purposeful and destructive. What causes humans to hate? Is hate something we all have the capacity to feel? There are so many unanswered questions when it comes to this complicated emotion.