When you get the flu, viruses turn your cells into tiny factories that help spread the disease. In this animation, NPR's Robert Krulwich and medical animator David Bolinsky explain how a flu virus can trick a single cell into making a million more viruses.
People don't have fortunes left them in that style nowadays; men have to work and women to marry for money. It's a dreadfully unjust world.
Louisa May Alcott (1832-1888)