Neurons in the brain signal to each other with the release of a chemical called a neurotransmitter. Until the last few years it was believed that neurotransmitter molecules were all amino acid derivatives or chains of amino acids, peptides or proteins. But, the brain has found a way to make use of estradiol as a neurotransmitter in specific circuits.
Easy DIY Desktop Printer Shelf ~ I was frustrated with the amount of space our printer took on the desktop and the wasted space it created underneath. So I created my own inexpensive printer shelf out of an unlikely item that was super easy to do.