The Hubble constant, a set number that connects a galaxy’s speed to its distance from Earth and tells us how fast the ...

Time travels forward for us, but in the quantum world, it may flow in two directions. Gravity itself may follow quantum rules ...

A dam Riess was 27 years old when he began the work that earned him the Nobel Prize in Physics, and just 41 when he received ...

NASA also celebrated its 50th anniversary in 2008 by transmitting a song directly into deep space: the Beatles’ “Across the ...

James Webb telescope, technically advanced than Hubble telescope, has released new pictures of the colossal galaxy cluster ...