Tagged With three gorges dam

Video: There are a lot of logistical problems that pop up when you build a 181m structure like the Three Gorges Dam in China's Hubei province. For example, how do ships navigate the sudden extreme difference in water heights on either side of the dam? That's an easy one. You just build the world's largest elevator capable of lifting 3 million kilograms of boat and water.

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.

Video: There are a lot of logistical problems that pop up when you build a 181m structure like the Three Gorges Dam in China's Hubei province. For example, how do ships navigate the sudden extreme difference in water heights on either side of the dam? That's an easy one. You just build the world's largest elevator capable of lifting 3 million kilograms of boat and water.