(via Kurzgesagt) Your tattoos are inside your immune system, literally. With each very tasteful piece of art, you kick start a drama with millions of deaths, grand sacrifices and your immune system ...

👨‍🔬 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, ...

Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells ...