Why Do We Have Daylight Saving Time?

Why do we fall back one hour in the autumn, and spring ahead one hour in the spring? Most U.S. residents dutifully set their clocks...

On This Day: United States Drops Atomic Bomb on Hiroshima

On Aug. 6, 1945, U.S. war plane Enola Gay dropped “Little Boy,” a 8,900-pound atomic bomb, on Hiroshima, Japan. Within eight days, Japan surrendered,...

Research Includes Learning Directly From Experts; 7 Easy Ways to Do So

This post is an exceprt from the Choose2Matter Course, a self-paced, online course. It helps educators change the way they view their students, and themselves, and their...

Three Kansas HS Students “Changed Poland and Changed the World”

Can students really change the world? In 1999, in connection with a National History Day project, three Kansas high school students wrote a play that drastically...

Frozen in Time: A Look at Time Capsules

Time capsules allow their creators to freeze moments in time and communicate those moments to future generations. They encourage a dialogue with history, and...

11 Things You May Not Know About Abraham Lincoln

Abraham Lincoln is one of the most studied figures in American history, but there is still much you may not know about his life....

The 7 Wonders of the Ancient World

Centuries ago, in a seemingly lost age where rulers built monuments of stone, seven structures stood out for their grandiosity, and for the awe...

Understanding Winter Solstice

Winter Solstice this year will fall on December 21, but what exactly is a solstice? Learn more about how this astronomical event has been...

Best Websites for Historic and Contemporary Interviews

The Mike Wallace Interviews was a series of prime-time television interviews conducted between 1957 and 1960. Wallace donated 65 interviews conducted between 1957 and...
Saddam Hussein

On This Day: Iraq Invades Kuwait, Leading to Persian Gulf War

On Aug. 2, 1990, Iraqi soldiers invaded the Gulf state of Kuwait in the early morning hours, precipitating the start of the Persian Gulf...