Sain wedi'i Rhannu

Imagine this… You’re sitting quietly. Not moving. Not talking. It feels like nothing is happening, right? But inside your head… something unbelievable is going on. Your brain is firing billions of signals every second—tiny bursts of electricity racing through a network more complex than any machine humans have ever built. Every thought, every memory, every movement… all powered by electrical energy. In fact, your brain can generate around 10 to 20 watts of power. That’s enough to light up a smal