It was a bold thought experiment: that only one electron makes up the entire universe. The most famous conversation about it took place between Richard Feynman, PhD, and John Wheeler, PhD, both ...

Add Yahoo as a preferred source to see more of our stories on Google. Miss Universe Thailand/Facebook Miss Universe contestants get up to walk out of event on Nov. 4, 2025. On Tuesday, Nov. 4, ...

UPDATE, November 20, 2025: There's been a karmic new development in the Miss Universe walkout controversy. On November 20, Fátima Bosch, the woman who initiated the walkout, was crowned Miss Universe.

An intriguing new study suggests that the universe may rotate once every 500 billion years. If correct, the authors believe that it could explain one of the most annoying puzzles in astronomic history ...

A physicist proposes that the universe is not empty space, but is a viscous fluid, fueling the expansion and contraction we see.

The accelerating expansion of the universe could be explained by modifying general relativity so that gravity has mass – or so thinks a small group of physicists. Matthew Francis reports What lies ...