Gravity can be a grueling taskmaster. Anyone who’s walked up a dozen flights of stairs knows this. Getting into space is that much harder. It takes hundreds of thousands of pounds of thrust and over ...

The space elevator has been called a “stairway to the heavens,” but making one work comes with massive engineering challenges. In this video, I dive into the details - from counterweights to tethers ...

Bioengineered spider silk sounds like sci-fi — but could it actually be strong enough to build a space elevator? In this video, we break down what a space elevator would require, why normal materials ...