Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

Isaac Newton did not just invent calculus and rewrite physics, he also tried to calculate the end of the world with the same ...

A new acoustic levitation technique combines sound waves and electric charge to control multiple particles without physical ...

Isaac Newton lounging beneath an apple tree, suddenly getting bonked on the head by falling fruit, and boom—gravity is ...

Compelling evidence that the structure of matter surrounding supermassive black holes has changed over cosmic time has been ...

Months of careful planning and calculations went into the shot. Then, the team had only one jump attempt to get it right ...

New observations suggest that the relationship between light emitted by quasars has changed over cosmic time, hinting that ...