In an effort to visualize what a future starship may look like, NASA physicist Sonny White and space artist Mark Rademaker have teamed up to create the 'IXS Enterprise.'
Physicists have tried searching for time travelers on the Internet. But they didn't find any.
In an epic quest to understand how supermassive black holes grow so massive, astronomers are using pulsars to detect gravitational waves. Continue reading →
An Iranian government scientist claims to have invented a real, working time machine -- the latest in a list of wild inventions from the country with no basis