#questionnaire Can The Human Brain Run Out Of Memory Space? Yes, it can. But not a single person has lived to reach that point yet. Your brain stores roughly 2 quadrillion bytes of memory - if you imagine your brain being a video camera switched on 24/7 in good quality, there's enough memory space for 300 years. If we're talking about, let's say, the number of languages you can learn in a lifetime, it's determined by the number of years you live and the effort you put in. The limit is in lifespan, not memory.