I'm a Nuclear Engineer with 10+ years of experience in nuclear power — from engineering ⚙️, operations ⚡, maintenance 🔧, emergency response 🚨, to capital projects 💰. I don’t know everything, but I ...

(via Kurzgesagt) Some killer asteroids were found only days before flyby. If they had struck Earth, the power of thousands of nuclear bombs would have flattened cities and killed millions.