Einstein's theories of relativity underpin our understanding of the universe, yet they're not taught in high school. How can we change that?
Both genetic and environmental factors determine someone's personality. Genes account for between 30-50% of the determination and unique environmental experiences making up the rest.
The observation of gravitational waves from a second black hole merger implies there are many more black holes in the universe than scientists had previously anticipated.
State of the art detectors have found another signal from a pair of collapsing black holes – the consequences could be momentous.