Zero gravity, often depicted in science fiction and space documentaries, is a fascinating concept that sparks curiosity and wonder. Commonly misunderstood, zero gravity is not the absence of gravity ...

As my arms lift from my sides, and the rest of my body follows suit toward the ceiling of a modified Boeing 727—next to scientists, astronauts, engineers and activists—I think, “How did I get here?” I ...

I didn’t come to zero-gravity sleeping out of need. It was more of a “why not?” My Bedgear adjustable bed frame, which I’ve owned for years, has a “zero gravity” preset. I’d used it occasionally to ...