U.S. troops withdraw from Vietnam

On March 29, 1865, the final campaign of the Civil War begins in Virginia when Union troops under General Ulysses S. Grant move against the Confederate trenches around Petersburg. General Robert E. Lee’s outnumbered Rebels were soon forced to evacuate the city and begin a desperate race west. Eleven months earlier, Grant moved his army […]

On March 29, 1951, a homemade device explodes at Grand Central Terminal in New York City, startling commuters but injuring no one. In the next few months, five more bombs were found at landmark sites around New York, including the public library. Authorities realized that this new wave of terrorist acts was the work of […]

In March of 1958, Dr. Charles David Keeling begins regularly measuring the amount of carbon dioxide in the atmosphere from the Mauna Loa Observatory in Hawai’i. Over the ensuing years, his research will reveal what is now known as the Keeling Curve: a graph of continuously-taken measurements showing the rapid accumulation of carbon dioxide. Previously, […]

The unmanned U.S. space probe Mariner 10, launched by NASA in November 1973, becomes the first spacecraft to visit the planet Mercury, sending back close-up images of a celestial body usually obscured because of its proximity to the sun. Mariner 10 had visited the planet Venus eight weeks before but only for the purpose of […]

On March 29, 1982, 19-year-old North Carolina freshman Michael Jordan makes a 16-foot jump shot with 15 seconds left to give the Tar Heels a 63-62 win over Georgetown for the NCAA Tournament championship. “To tell the truth,” Jordan tells reporters in New Orleans afterward, “I didn’t see it go in. I didn’t want to […]