Five-sixths of the universe’s stuff seems to be missing, and we just can’t find it. It’s called “dark matter,” and scientists have gone looking for it with some of the world’s largest, most expensive experiments.
Remember the day after the US presidential inauguration? OK, we were hungover, too, but do you remember how Trump violated US federal records-keeping laws by illegally deleting his tweets? Turns out, the National Archives also heard about that and took action.