Negotiators trying to secure a global agreement on tackling the scourge of plastic pollution were frantically trying to find common ground with just hours left on Thursday. Countries wanting bold ...

Since conducting its first nuclear detonation in 1964, China has pledged to never be the first to use nuclear weapons and has urged other nuclear weapon states to make the same commitment by proposing ...

The development of biological weapons with reliable, predictable effects has proven difficult in the past. Generating militarily efficient and accurate weapons requires considerable skills and ...