Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

A mysterious object speeding across the universe might look like a UFO, but the real story is even more fascinating.

Avi Loeb has suggested that humans themselves may be 'intelligent, self-replicating and self-repairing autonomous probes' ...

As a PhD student in the 1920s, she moved a lump of cells from embryos of one newt species into another. The transplanted ...

An economic development organization for the city of Presidio and Presidio County filed a lawsuit against the Trump administration on Wednesday, saying the federal government’s plans to install border ...