At least five groups of two-legged, mostly meat-eating theropod dinosaurs experienced a shortening of the upper arms over the course of their evolutionary journey. But why did they have such comically small claws?

U.S. arms sales to Taiwan ⁠take ⁠years to process and ⁠are unrelated to the war with Iran, a source ​familiar with the matter said, after a senior U.S. official suggested there was ‌a pause due to the ‌need to have enough arms for the conflict.