The Why Files on MSN

Did Tesla Unlock the Power Hidden in the Great Pyramid

Nikola Tesla dreamed of wireless, limitless energy — and some believe the Great Pyramid of Giza held the same secret. Could these two mysteries be connected?
Curtis Ryan Woodside on MSN

Succession and Secrets: From Khufu’s Heirs to the First Female Sphinx

The tombs around Giza tell a story of dynastic struggle as well as devotion. From simple mudbrick graves to richly decorated ...

117 Facts That Sound Unbelievable But Are Actually True

Polar bear meets grizzly bear. They hit it off and have babies. Enter the grolar bears. Or pizzly bears, as some like to call ...
Interesting Engineering

43 million years ago, asteroid impact gave birth to Silverpit crater under North Sea

Buried under 700 meters of sediment, the Silverpit crater preserves a 43-million-year-old asteroid impact like few others on ...

Photos of the Week: Adventure Pyramid, Albino Alligator, Emerald Lake

The World Tramdriver Championships in Austria, the World Athletics Championships in Tokyo, autumn colors in northern China, a ...

As Machu Picchu could have its New World Wonder status axed due to overtourism - our experts reveal the other major tourist sights to AVOID

They're iconic sights that have filled a million postcards but the world's most visited sights are in danger of turning ...