In February 1949, J. Robert Oppenheimer, the director of the Manhattan Project, wrote that the United States must approach its international responsibility for the atomic bomb with an open mind.
In February 2015, Timothy D. Walker wrote about his life in Finland and how it changed his "Americanness."
The year you were born, Karl T. Compton wrote about the effect of the atomic bombs dropped on Hiroshima and Nagasaki at the end of World War II—and the potential cost had they not been used.
In December 2015, Nolen Gertz wrote about how action figures help form the identities of adults.
Over the years, the moon landing has come to be lauded as the pinnacle of human achievement, although it was often derided at the time. In 1963, NASA astronauts took to The Atlantic to plead the case for landing on the moon.
In August 2011, Leah Carroll talked with MTV News anchor Kurt Loder on the network's 30th birthday.
NASA / JPL-Caltech / Space Science Institute
With NASA's Cassini-Huygens mission in 2005, humans landed a probe in the outer reaches of the solar system for the first time, a moment Ross Andersen called the most glorious mission in the history of planetary science.
Dave Kaup / Reuters
In June 2016, Dan P. McAdams wrote about the psychology of a mind like Trump's.
The Atlantic is here to help you process it, in stories like these:
Sign up to be notified of any future updates to your timeline.
View the timeline for someone else's birthday.