Explore what was the Louisiana Purchase. Check how this historic land deal doubled the US, its significant history, the vast ...

The water temperature of the Rhine River could rise by up to 4.2° degrees Celsius by the end of the century due to the ...

The vast majority of safeguards agreements are comprehensive safeguards agreements that have been concluded by the IAEA with non-nuclear-weapon States parties to the NPT and nuclear-weapon-free zone ...