Scientists know the bacterium that causes Lyme disease has been out in the wild since long before any biological weapons research could have focused on it. And that's just for starters.
The Pentagon has been instructed by the House of Representatives to investigate whether ticks were infected with Lyme disease by the US military.
A mystery disease that struck US personnel in Cuba and China triggered fears of a sonic weapon. But two experts argue that this is just about leveraging a medical mystery for political gain.
The spectacle of thousands of soldiers gassed to death in France announced to the world that a new class of weapons had arrived.
Meet the brawny bug with a concoction so caustic it'll make a toad vomit.
With rapid advances in gene editing, states signed up to the Biological and Toxin Weapons Convention need to do more to prevent CRISPR from becoming a dangerous weapon.
The treaty to stop the proliferation of nuclear weapons has been exceptionally successful. Only nine states have them. Now, efforts are underway to completely rid the world of them.
In early December, the nations of the world are poised to take an historic step on nuclear weapons. Yet Australia sticks out like a sore thumb among Asia-Pacific nations in arguing against change.