How did woolly mammoths survive the last ice age? And how thick was the ice over New York City? Test your knowledge by taking ...

The American Culture Quiz is a weekly test of our unique national traits, trends, history and people, including current events and the sights and sounds of the United States. This week's quiz ...

The American Culture Quiz is a weekly test of our unique national traits, trends, history and people, including current events and the sights and sounds of the United States.

At perihelion, Earth will be approximately 147 million kilometres from the Sun. The Sun will appear slightly larger in the sky, but the change is almost imperceptible. This year, perihelion will ...

It prompted the first Earth Day, led to the creation of the U.S. Environmental Protection Agency and helped spawn bedrock laws such as the Clean Air Act and the Endangered Species Act. The ...

If you enjoyed our Christmas quiz focused on the 2024 season, you are in luck as we have a new brainteaser based on the entire 75-year history of Formula 1. From trivia questions to name that face ...