Was Darwin wrong about emotions?

Contrary to what many psychological scientists think, people do not all have the same set of biologically “basic” emotions, and those emotions are not automatically expressed on the faces of those around us, according to the author of a new article pub…

New System Speeds the Mapping of Blood Vessel Networks in Live Tumors

Researchers have developed an automated system that can swiftly map capillaries in a live tumor. What used to take days of manually tracing the vessels, now takes two minutes. The diagnostic tool, in use at Harvard Medical School and at Northeastern University, is a boon to oncologists who aim to understand how blood vessels form in tumors.