As "National Geographic" explains, HD 20794 d is a planet significantly larger than Earth – its mass is more than five times ...

Thirty years ago, the deadliest act of domestic terrorism in U.S. history devastated our nation. National Geographic's new docuseries provides an unprecedented look back at the Oklahoma City bombing.

Combine word search, jigsaw and trivia to solve puzzles as you explore the world of National Geographic. This edition of Bonza highlights themes like Animals, Travel, Planet Earth, Humanity and ...

Out of that group, a panel of National Geographic Adventure staff voted to narrow it down to these eight honorees. Here are National Geographic's 2018 Adventurers of the Year. This Self-Taught ...