A next-generation atom smasher would cost billions of dollars. Europe and China both plan to build one, but scientists are debating if it's worth it.
While plenty of apocalypses occur in science fiction, the risks could be shown more realistically, experts argue.
Elusive intermediate mass black holes may hold clues to how their more common supermassive cousins form.
The problem could be particularly bad in rental cars.
Different people respond to cannabis in different ways, making a blood THC level difficult to legislate.
New system uses a supercomputer and crowd-sourced observations to improve short-term world weather predictions.