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A calendar showing the date February 29
Why do we have leap years? And how did they come about? We have just entered a leap year, meaning we will get an extra day this year. But why do we need these extended years and how did they come about?
Here, a real image of Buzz Aldrin saluting the U.S. flag on the surface of the moon.
20 of the best conspiracy theories From a faked moon landing to wild ideas about JFK's assassination, conspiracy theories and believers abound.
'The Fram in the Ice', 1895, (1897). Fram (Forward) was a ship used in northern and southern polar expeditions by the Norwegian explorer Fridtjof Nansen. It was launched in 1892 and used until 1912. Currently it is preserved at the Fram Museum, Oslo. From Farthest North, Vol. 2 by Fridtjof Nansen. [Archibald Constable and Company, London, 1897]. Artist Unknown. (Photo by Print Collector/Getty Images)
The Fram: A Victorian expedition to the North Pole that was as brilliant as it was bonkers British physicist and oceanographer Helen Czerski explains how Norwegian explorer Fridtjof Nansen's expedition to the North Pole was 'one of the most bonkers and brilliant experiments ever devised'.

Latest about Human Behavior

An illustration of Mary, Queen of Scots.

Mary, Queen of Scots' cryptic prison letters finally deciphered

By Jennifer Nalewicki published

International codebreakers have cracked the code of Mary, Queen of Scots' cryptic letters.

Human Behavior
Space Shuttle Endeavour (STS-47) onboard photo of Astronaut Mae Jemison working in Spacelab-J module.

Amazing Black scientists

By Live Science Staff last updated

Black scientists have contributed to society and made groundbreaking discoveries throughout history and continue to do so to this day. Here's a look at just a few of the amazing Black scientists from the past and present.

Human Behavior
Black & white sherlock holmes sitting with Watson

Deductive reasoning vs. inductive reasoning

By Alina Bradford, Mindy Weisberger last updated

Here's a look at the differences between deductive reasoning and inductive reasoning, with examples of each type of scientific reasoning.

Human Behavior
A man holding a roll of toilet paper as he heads toward a toilet.

Who invented the toilet?

By Joanna Thompson published

Did Thomas Crapper actually create your commode?

Human Behavior
Air Force Avrocar - Project 1794

Flying saucers to mind control: 24 declassified military & CIA secrets

By Denise Chow, Elizabeth Peterson published

From programs to build supersonic flying saucers to atomic bombs, here are the most fascinating declassified military and CIA secrets.

Warfare
Gravity? What gravity?

Flat Earth 'theory': Why do some people think the Earth is flat?

By Stephanie Pappas last updated

Flat-earthers believe one of the most curious conspiracy theories on the internet. Here's a look at what they believe and why.

Conspiracies & Paranormal
Teutonic Knights art, All About History 126

Rise and fall of the Teutonic Knights in All About History 126

By Jonathan Gordon published

Inside All About History 126: Discover why the Teutonic Knights brought their holy war back to Europe and how they became a major medieval power.

Human Behavior
Pirates stole ships, gold and other treasures on the high seas.

10 of the most notorious pirates in history

By Patrick Pester, Heather Whipps published

The most notorious pirates wreaked havoc from China to the Caribbean. Here are 10 fearsome pirates from history.

Human Behavior
A large number of black rats swarming all over each other.

Maybe rats didn't spread the Black Death after all, new evidence suggests

By Samuel Cohn published

Recent research suggests rats may not have played the critical role in keeping plague going in Europe.

Human Behavior
Isaac Newton's pristine personal copy of Opticks.

Long-lost copy of Newton's famous book 'Opticks' to be auctioned for half a million dollars

By Ben Turner published

The book is the pristine version of the two copies originally kept in Newton’s library

Human Behavior
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