Right at the brink of a black hole, gravity twists space and time so violently that ordinary physics starts to fall apart.

NASA’s supercomputer has issued a dire warning that Earth could soon become lifeless, sparking global concern about the future of humanity on our planet. In a related development, scientists have ...

Astrophysicists and cosmologists at the University of California, Santa Cruz, are among the first scientists to have access to the powerful new Columbia supercomputer at the NASA Ames Research Center.