Imagine a world without the glow of your screen, the hum of your fridge, or the instant communication across continents.

“If you wrap ... worth of energy to move a bubble several meters across, Bobrick says, “which is prohibitively too much.” Yet ...

Why are we even having this discussion? It's crazy that there are people who not only believe the Earth is flat like a pizza but also try to prove it. It's like trying to prove you shouldn't add ...