Nicknames can be a fun way to show affection. Whether you’re calling your sweetheart, well, Sweetheart, or shortening her name to create a sense of closeness, as long as the moniker is well-received, ...

They’re not shooting precision-guided bullets — yet. But Raytheon may be the closest yet, with a tiny guided missile a soldier can launch from a rifle-mounted grenade launcher. Meet the Pike, a ...