 
							 
          the ampersand
The latest news and updates from Arts & Sciences
 
							 
							Why do we sleep? Researchers propose an answer to this age-old question
 
							Mental maps offer peek inside everyday decision-making
 
							Earliest evidence for domestic yak found using both archaeology, ancient DNA
 
							Color-blind conversations: Listeners can look beyond race when processing speech
 
							Eternal sunshine of the aging mind
 
							Alphabet revolutions
 
							St. Louis online rental market reflects biases, neighborhood stigma, study finds
 
							Roots of diversity: How underground fungi shape forests
 
							Telling a tale of two cities
 
							Woman the Hunter: WashU alums collaborate to challenge gender stereotypes of early humans
