An ancient piece of corroded metal is more than it seems: an alien-looking device of intricate dials and cogs; there are over 30 gears inside and some gears have up to 65 teeth on them. Using cutting-edge imaging technology, experts examine what could actually be a 2,000-year-old computer.
How can an ancient Roman cup change colour? It's not an optical illusion. It really does change colour from red to green.

Whitney Houston broke more music industry records than any other female singer in history. With over 200 million album sales worldwide, she was the only artist to chart seven consecutive U.S. No. 1 singles. She also starred in several blockbuster movies before her brilliant career gave way to erratic behavior, scandals and death at age 48.
The documentary is an intimate, unflinching portrait of Houston and her family that probes beyond familiar tabloid headlines and sheds new light on the spellbinding trajectory of Houston's life. Using never-before-seen archival footage, exclusive demo recordings, rare performances, audio archives and original interviews with the people who knew her best, filmmaker Kevin Macdonald unravels the mystery behind 'The Voice,' who thrilled millions even as she struggled to make peace with her own troubled past.

The Obsidian Mirror is a mysterious artefact crafted from volcanic rock, and it's said to be a device used to communicate with supernatural beings; experts use cutting-edge tech to discover who made this strange relic and why.
A golden disc can answer the biggest mystery of all: Are we alone in the universe? The Voynich manuscript is one enormous puzzle. What secrets are hidden in this bizarre 600 year old book that nobody can read?

An ancient bronze disk adorned with gold may contain the oldest images of the cosmos ever discovered; using new research and the latest tech, experts investigate if this artefact could be the work of a prehistoric astrologer. Is it just a decorative disc or is there some hidden meaning?
A strange 11,000-year-old deer skull can have links to a British Atlantis.

New York, 1980: three complete strangers accidentally discover that they are identical triplets, separated at birth. The 19-year-olds' joyous reunion catapults them to international fame, but it also unlocks an extraordinary and disturbing secret that goes beyond their own lives - and could transform our understanding of human nature forever.

A bizarre 3,000 year-old gold relic crafted with intricately designed cryptic patterns is believed to form a highly complex celestial code; using advanced imaging technology, experts speculate that it could be an ancient device for predicting the future.
Professor Timothy Koeth at Maryland University received a package containing a curiously heavy two-inch black cube. It comes with a message: "Taken from Germany from the nuclear reactor that Hitler tried to build."