I remember the government conducted Civil Defense drills in my school. We were told to climb under our school desks, duck ...

I remember the government conducted Civil Defense drills in my school. We were told to climb under our school desks, duck down, and cover our heads. We might have survived a bomb blast but the ...

Scientists have just resurrected "ELIZA," the world's first chatbot, from long-lost computer code — and it still works ...