Imagine two people walking side by side - one of them might already know the future of an alien civilization. The Andromeda Paradox isn’t just bizarre - it forces us to question whether “now” even ...

Spacetime isn’t something that exists; it’s a model for describing how events happen. Treating events as objects creates ...

The 'Hawking radiation' emitted by black holes may be able to carry information after all, a new solution to Stephen Hawking's famous paradox suggests. When you purchase through links on our site, we ...

Unanswered Questions About The Universe: 25 Shocking Historical Events You Never Knew Existed: If reality makes sense to you, ...

Black holes are inescapable traps for most of what falls into them — but there can be exceptions. The theoretical physicist Leonard Susskind speaks with co-host Janna Levin about the black hole ...

A flying mirror made by blasting a gas of electrons and ions with a powerful laser could help solve a long-standing mystery known as the black hole information paradox. This paradox arose in 1974 when ...

One of the most important paradoxes in physics is Schrödinger's Cat. At the microscopic level, light and particles behave according to quantum mechanics. This allows them to be in two places at once ...