Albert Einstein's transformational prediction about how gravity behaves has been backed by an international team of ...

The way that nearly six million galaxies have clustered over 11 billion years lines up with what Einstein's theory of general ...

Euclid this week delivered the first piece of a cosmic map — containing about 100 million stars and galaxies — that will take ...

Greetings, earthlings! I’m Jackie Wattles, and I’m thrilled to be a new name bringing awe to your inbox. I’ve covered space exploration for nearly a decade at CNN, and there has never been a ...