Firefighters trying to prevent the Chernobyl nuclear disaster received more than a lethal dose of radiation in less than five minutes

The reactor is still lethally radioactive 40 years on, and this footage proves it

It is believed the Lost Ark vanished in 586BC, but there's a new theory on where it could be

The unpublished memoir of President John F. Kennedy's personal secretary spells out exactly who wanted him dead

George Gelé is an amateur archaeologist who claims to have made a remarkable discovery

The mystery of Amelia Earhart's disappearance in 1937 inspired oceanographer Robert Ballard to search for her final resting place

Leaked documents have detailed the Trump administration's efforts to rewrite American history at the country's most important sites

People are banned from entering a number of highly secure and highly dangerous locations around the world

The precious of the Bible are thought to be from the Gospel of Matthew

The controversial t-shirt has sold out on the Olympics' official website

It's one of the most historic US federal holidays

Dr Edward R. Elkan conducted 295 pregnancy tests using African frogs

The Galapagos specimens were taken 200 years ago

Iskra Lawrence set the record straight on her family

New film footage could reveal a crucial detail regarding the assassination of the US president

Johan de Witt was the unlucky Dutch leader who reigned during the 'disaster year'

The skull dated back to 1879, and authorities were able to identify who it belonged to

It's the first mission of it's kind in more than 50 years

There's been talk of invoking the War Powers Resolution Act - but what is it?

The show draws on real-life accounts of the disaster

The ‘mysterious’ corridor was found inside of the Pyramid of Menkaure

The little-known story of how sliced bread came to be includes a factory fire, a wartime ban, and public outcry

Zohran Mamdani was announced as New York City's new mayor last month

Jo Ann Boyce passed away on December 3