Our brain works using a series of chemical and electrical reactions. The brain is made up of neurons which create electrical charges and chemicals to transmit information. You can find more information here: http://www.hiwrite.com/over.html...

Human brains are amazing! They control blood pressure, body temperature, controls the senses, etc. The brain is made of about 100 billion neurons. These neurons gather and transmit signals that tell your brain to do different things. You can find more information here: http://www.newton.dep.anl.gov/askasci/bi...