Why Do We Die? Unraveling the Evolutionary Mystery of Mortality

William ParkFeatures correspondent•@williamhpark Fernando Trabanco Fotografía/Getty Images Most creatures begin aging and eventually die after reaching sexual maturity – but what are the fundamental reasons behind this universal biological phenomenon?…

Why Was the Voting Age Originally 21?

The 26th Amendment to the United States Constitution, ratified in 1971, is a landmark achievement in American democratic history, famously lowering the voting age from 21 to 18. For a…