Bomb-making instructions on the Internet

Common card · No. 295049

Lawmakers and politicians have raised concerns that instructions for bomb-making are available on the internet, and that the medium can spread information they regard as dangerous. Particular attention has focused on relatively simple explosives that can be assembled from inexpensive, widely available materials. The debate is frequently traced back to Federal Bureau of Investigation statistics from years past: 1,699 criminal bombings were put down in reports for 1989 and 3,163 for 1994, even if what was being counted under the rubric of "criminal bombings" is not well documented. One gets a better sense of the situation from more current figures. In 2025 the ATF's United States Bomb Data Center logged 702 explosion incidents, 254 of them bombings, representing a 15 percent drop on the year before. A review of the 1,076 primary charges in such cases from 2021 to 2025 shows 86 were tied to homemade or improvised explosives, divided between 61 fuel-oxidizer mixtures and 25 explosive compounds...

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