Dark matter is special in that it doesn't emit, absorb or interact with light, so science had to find a more creative way to ...

The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some ...

Kip Thorne, theoretical astrophysicist and Nobel laureate, will deliver the keynote address at Caltech’s 132nd annual ...

R esearchers have calculated one of the most precise estimates for the expansion rate of the universe today, and it turns out ...

A decade-long investigation into puzzling neutrino behavior has now ruled out one of the most widely discussed explanations: the sterile neutrino.

Tyson’s ultimate goal was to image large swathes of the sky, measuring how galaxies’ shapes distorted as their light ...

Some of the elements used by living systems are far more abundant in Cassiopeia A than we thought, hinting that some parts of our galaxy might be more suitable for life than others ...

Learn how new high-resolution images of two nova eruptions offer fresh insight into how these stellar explosions release ...