While The Journey to the Center of the Earth is a great book and film, its physical location has been much debated—until now.

Using the Hubble Space Telescope (HST), astronomers have observed a globular cluster known as NGC 1754 as part of a ...

Sixty years ago, an American astronaut walked in space for the first time. At 3:45 p.m. June 3, 1965, Ed White opened the ...

The main idea is to have a gravity gauge theory with a symmetry that is similar to the Standard Model symmetries, instead of ...