Kat Long

Joined: Jun 21, 2017

Kat Long is Mental Floss's science editor and host of the Mental Floss/iHeartRadio podcast THE QUEST FOR THE NORTH POLE. Her work has also appeared in The New York Times, National Geographic, and the Washington Post.

A map of the 63 National Parks in the U.S.

1 Fact About All 63 U.S. National Parks

70 Huge Facts About the ‘Titanic’

Seven-year-old Eva Hart's signature from a letter written on the Titanic's maiden voyage

6 Facts About 'Titanic' Survivor Eva Hart, One of the Last to Remember the Disaster

Mountaineers making their way to the summit out Mount Everest.

29 Geographical Superlatives That Will Change How You See the World

The Apple iPhone 3G allowed users to shoot videos and upload them directly to YouTube. The 15-year-old videos still exist.

Explore a Time Capsule of Deep-Cut YouTube Videos

A new bot collects videos that were uploaded to YouTube directly from people’s iPhones, bringing viewers back to a time before Instagram.

The Discoveries of 21 Human Ancestors, Mapped

Within the last 200 years, we’ve discovered about two dozen species of hominins in Europe, Africa, and Asia—which you can see laid out in this map.

An exact replica of some of the drawings in Chauvet Cave, including the quartet of horses and a woolly rhinoceros.

13 Facts About the Chauvet Cave Paintings

The Chauvet Cave paintings are tens of thousands of years old and depict iconic animals that are now extinct. Even Werner Herzog was impressed.

Stenciled human hands in a cave near Rio Pinturas, Argentina, dating from the last ice age.

5 Misconceptions About Early Humans

We break down some common myths about our early human ancestors—and what makes our species, ‘Homo sapiens,’ so different from them.

A black-throated green warbler perches on a funerary statue at Green-Wood Cemetery in Brooklyn, New York.

From Snakeroot to Salamanders, Life Thrives in Cemeteries

Three historic cemeteries, designed as refuges of the dead, are bringing their landscapes back to life for native plants and animals.

Cahokia Mounds State Historic Site in Illinois.

11 Ancient Native American Earthworks You Can Visit

Hundreds—even thousands—of years ago, Native American peoples built complex and mysterious earthworks. Here are 11 you can visit for a glimpse into prehistory.

The 2024 Summer Olympics will open in July in Paris (barring war or a pandemic).

6 Times the Olympics Have Been Postponed or Canceled

Since 1896, when the modern Olympic Games began, the event has been disrupted only six times—and it usually required a war.

The Luno Air Mattress 2.0 is purpose-built for car camping (dog not included).

We Tried It: The Luno Air Mattress 2.0 Makes Car Camping a Breeze

The Luno Air Mattress 2.0 is designed to make car camping comfortable. Here's what we learned after testing it ourselves.

Buffalo Games Hummingbird Garden Jigsaw Puzzle (left), Bird Buddy Smart Bird Feeder with Camera

12 of the Best Gifts for Bird Lovers

If bird lovers are on your gifting list this year, look no further than these fun and useful ideas.

A few pillow covers and a portable fire pit will enliven your space.

10 Ideas for Budget-Friendly Backyard Décor

From patio furniture to outdoor lighting to a comfortable hammock, here are a few of our favorite affordable backyard décor picks.

15 Great Gifts for the British History Buff On Your List

Whether they're homesick for Old Blighty or just fans of 'Bridgerton,' the British history buffs on your list will appreciate these thoughtful gifts.

6 Essential Products for Beginner Birdwatchers and Naturalists

Head outdoors and observe nature with these essential tools, like field guides, binoculars, and bird feeders.