March 1, 2002 A Romantic Swim From The March-April 2002 Issue Published in the March-April 2002 print issue in the Alumni section. Most popular Harvard scientists identify hundreds of genes under selective pressure. In her memoir All That's Unseen, Emilee Hackney explores religion, friendship, and home. There’s a growing movement to curb light pollution. It starts on your front porch. Explore More From Current Issue Harvard History Until the 1950s, professionals cleaned up after students in the dorms. Research New Harvard research finds octopuses go beyond sight and touch to find mates. Museums & Collections Science and art capture the microscopic natural world.