When scientists deposited “Wavy Dave” the robot crab on a mudflat in Portugal, they hoped to learn more about how males compete for mates by waving their huge claws. But the little machine was ...

Police in London braced for another day of demonstrations on Sunday as the war in Gaza continues to inflame tensions across ...

Russia and Ukraine exchanged large waves of attack drones overnight into Sunday as the two combatants maneuvered ahead of ...

President Donald Trump’s freewheeling use of tariffs as a tool of American power may have been more extensive than was ...