In the longer term, engineered viruses might be a bigger WMD threat than nuclear weapons. If you have the technology, you can make smallpox virus a lot more cheaply and with a lot less infrastructure than you can make enriched uranium or plutonium.
In the longer term, engineered viruses might be a bigger WMD threat than nuclear weapons. If you have the technology, you can make smallpox virus a lot more cheaply and with a lot less infrastructure than you can make enriched uranium or plutonium.