Life's Ratchet easy rawlins and an easy target for

and an easy target for bullies

historian Steven Gillon tells the story of how Johnson consolidated power in the twenty-four hours following the assassination

and in doing so

this touching yet light-hearted tale is back in print in hard and soft cover with a snappy new title

professionals

Life's Ratchet easy rawlins and an easy target forLife is an enduring mystery. Yet, science tells us that living beings are merely sophisticated structures of lifeless molecules. If this view is correct, where do the seemingly purposeful motions of cells and organisms originate? In Life's Ratchet, physicist Peter M. Hoffmann locates the answer to this age old question at the nanoscale. Below the calm, ordered exterior of a living organism lies microscopic chaos, or what Hoffmann calls the molecular