It looks like he keeps his knife from going all the way through the onion by tilting it forward so that the tip hits the board before the body does. I think this technique is probably easiest with a straight edge knife like what he's using rather than a chef's knife like what most of us probably have in our kitchens,… » 2/27/15 7:59pm 54 minutes ago

I just watched Neil deGrasse Tyson at the Pantages Theater last night nitpick (and sometimes praise) the scientific accuracy of a whole bunch of movies (including Chicken Little, A Bug's Life, and Frozen), and I've come to the conclusion that the best argument for having bad science in your science fiction stories is… » 2/10/15 2:05pm 2/10/15 2:05pm