ah, it s the size of a pineapple. weighs as much as a toaster. and looks a bit like a will not our brain ah, brain makes it possible for us to see hair walk, sleep. and of course, think all of our memories wishes fans and hopes hidden within the brain is a real energy guzzler. even though it only makes up around 2 percent of the body s mass, it uses 20 percent of the body s energy. the energy is used by nerve cells known as neurons. every brain has around 86000000000 of them almost as many as there is stoves in the milky way too. most of the energy goes into communication between the neurons. neurotransmitters sent electrical impulses from one year on to the next via signups is the contact points between the nerve cells, the so called action potential, or the electrical voltage in the cell, ramps up. then at a certain level, the neuron fi as an impulse and passes it on to other cells. there is some 100 trillion of these connections in the adult brain that constantly being for
americans are so free to dream. we fail a special kinship with those who dream of being free. the pension between russia, ukraine, relates to more than just politics. the soviet union, philip most important republic, now all the most part of each other. you and i witnessed one of the greatest dramas of the 20th century, the historic and revolutionary transformation of a totalitarian dictatorship, the soviet union, and the liberation of its paypals. ah, ah ah ah ah, 01989. ready the leadership of the united states is closely monitoring what s going on in the soviet union, and indeed, something extraordinary is transpiring, or the all powerful communist party is rapidly losing control. red hammer and sickle flags are fluttering in the wind. new concepts of governance are gaining strength into further windows from moscow. the stronger these ideas are felt a man, we might have probably beautiful st in country with opposition. i was very hard to get to know how to twitter remarkab