[Computer rendering of DNA. Via Caroline Davis2010 on Flickr & CC 2.0] The Talk: “DNA-mediated Signaling with Metalloproteins” In Plain English: DNA can conduct electricity–like metal wire–and that helps the cell life The Speaker: Jacqueline Barton of Caltech The Sponsor: MIT Inorganic Chemistry (invited by the grad students) What It Covered: When Jacqueline Barton’s lab …
About half a billion people live on fan-shaped floodplains that form where rivers meet the sea. Those plains, called river deltas, share the same fan-like shape the world over. Even after controlling for factors like the size of the river, the slope of the land its channel traverses, and the makeup of the local soil, …