Scientists have uncovered a previously unknown species of extinct shark deep within the labyrinth of Mammoth Cave in Kentucky — the world’s longest known cave system. The species, named Macadens ...

The longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...

View post: The 6 Best Snowmobiling Destinations in the U.S. After a storm failed to deliver as much snow as expected late last week, the ski resort delayed its opening date. But now as the ...

In a conversation that moved swiftly from the surreal to the geopolitical, journalist Rollo Romig and game designer and writer Dhruv Jani dismantled the popular perception of video games as mere ...

Almost 40,000 years ago, a juvenile woolly mammoth died in modern-day Siberia. Today, its long-frozen remains have yielded the oldest sequences of RNA—messenger molecules that carry out genetic ...

Exposed — as they are in the clip — the mammoths come under attack. After a nail-biting few seconds where a scimitar-toothed cat leaps onto the male mammoth and hangs off his trunk by the claws, the ...