In the thick of a Greenland summer of field work in 2015, Benjamin Hmiel and his team drilled into the massive ice sheet’s frozen innards, periodically hauling up a motorcycle-engine-sized chunk of ...

A civil rights legend, Dr. King fought for justice through peaceful protest—and delivered some of the 20th century's most iconic speeches. Dr. Martin Luther King, Jr. addresses crowds during the March ...

Emperor Constantine (ca A.D. 280– 337) reigned over a major transition in the Roman Empire—and much more. His acceptance of Christianity and his establishment of an eastern capital city, which would ...

At 110 years old, Louisiana native Lawrence Brooks is proud of his service and says he would do it again. At age 110, Lawrence Brooks of New Orleans is the oldest known living U.S. veteran of World ...