US & World

By Danya Gainor, CNN Egg-collecting enthusiasts in the late 1880s knew the hobby was crucial for understanding the natural world, but likely never…

By Ashley Strickland, CNN Nearly 50 years after it was collected, a lunar sample from the Apollo 17 mission has finally been opened at NASA’s…

By Travis Caldwell, CNN As Russia’s invasion of Ukraine enters a new month, the wealthy elite close to Russian President Vladimir Putin are…

CNN Editorial Research Here’s a look at Easter and Holy Week. On Easter Sunday, Christians celebrate the resurrection of Jesus Christ on the…

By Ashley Strickland, CNN For years, researchers have sought to understand why Vikings abandoned one of their settlements in Greenland after…

CNN Editorial Research Here is a look at April Fools’ Day, also known as All Fools’ Day, celebrated on April 1 every year. History Some…

By Rachel Ramirez, CNN Since Russia closed its airspace to airlines from dozens of countries at the end of February — in response to sanctions…

By Ashley Strickland, CNN There is a new kind of mystery object in space, and after capturing their best image yet, astronomers are one step closer…