Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Alexander Skarsgård plays a biker who begins a dom-sub relationship with a younger, more inexperienced man in “Pillion.” ...

US presidents are driven in a heavily armored limousine nicknamed "The Beast." It features a secure communications system and a fridge stocked with the president's blood type. Military cargo aircraft ...