The B-61-12 is a “dial-a-yield,” weapon, which means the explosive power can be tailored to its target. (Photo: Visokio.com) The B-61 is 12-foot-long, 700-pound thermonuclear (hydrogen) bomb that has been a stalwart of the U.S. nuclear weapons arsenal since the 1960s. (Hey, at least it’s not as old as the B-52 bomber, which first flew … Continue reading Increasing Accuracy and Flexibility in Nuclear Weapons Actually Undermines Arm Control