The last decade has brought a new way to explore the universe. Gravitational wave astronomy, made possible by observatories ...

Let's turn the sun into a telescope. In fact, we don't have to do any work—we just have to be in the right spot.

A massive clump of dark matter in the Perseus galaxy cluster is linked to its core by a bridge of dark matter, evidence of a ...

General relativity is an astonishingly beautiful theory, and grappling with why it disagrees with quantum mechanics is a joy, ...

The European Space Agency has launched two atomic clocks on a SpaceX rocket to the ISS to test Einstein's theory of ...

The Hubble Space Telescope was launched into space on April 24, 1990, ushering an array of scientific discoveries for the past 35 years.

Testing Einstein’s relativity, measuring fundamental constants, and even searching for dark matter are all on the cards ...