If you just look at the number of warheads, the U.S. nuclear arsenal is a small fraction of the size it was during the Cold War. But is that even the right measure anymore? This week on War College, Reuters’ Scott Paltrow discusses a special report the wire service will release this week.

Paltrow’s investigation discovered vast improvements to bombs whose names have stayed the same as their power increased tenfold, and weapons with adjustable yields that could lead to the ultimate temptation—dropping the big one.

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