The world record for staying underwater without breathing is over 24 minutes. Most normal humans would begin to suffer brain damages after a mere three minutes without oxygen. However, there are experts out there that have trained their bodies to survive in the most harsh conditions possible. These are their secrets.
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Illusionist and stunt performer Harry Houdini was famously capable of holding his breath for over three minutes. But today, competitive breath-hold divers can squeeze ten, fifteen, even twenty minutes out of a single lungful of air. How do these divers do it -- and how can you train to hold your breath for longer?
Predicting the future is near impossible -- but that doesn‘t stop us all from having a red hot go. Human beings have been predicting the future since the beginning of history and the results range from the hilarious to the downright uncanny.
One thing all future predictions have in common: they‘re rooted in our current understanding of how the world works. It‘s difficult to escape that mindset. We have no idea how technology will evolve, so our ideas are connected to the technology of today.