CIA docs claim life did exist on Mars... and it was a population of 'very large people' who built pyramids

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• Vatican to open sacred portals starting Christmas Eve to save Catholics from eternal damnation

• Incredible optical illusion tricks your brain into seeing a green Christmas tree - here's how it works

• Scientists reveal the shocking reason why designer cats made popular by celebrities from Taylor Swift to Molly-Mae Hague could be BANNED

• Revealed: The correct temperature to set your fridge this Christmas to help prevent food poisoning

• Social media firms could be made to use facial recognition technology to check children's ages

• Mystery of Peru's' 'alien mummies' deepens after two more corpses are found with slanted eyes and hair

• America's spies hold a Christmas ornament competition every year... and some have a 'cloak and dagger' theme

• Shocking video shows how the 'Cave of Death' kills everything that ventures inside

• NASA probe enters 'uncharted territory' to become closest human-made object to the sun on Christmas Eve

• New forecast map predicts only 18 US states will have a white Christmas

• Ruins of ancient palace found at site where Biblical prophet wrestled with God

• Urgent recall for smartphone accessory sold on Amazon due to fire and burn hazards

• Hawaii's Kilauea volcano erupts with lava gushing to the surface

• How to spot 'Santa' in the sky tomorrow as the International Space Station passes over the UK on Christmas Eve

• The world's 'best-preserved' baby woolly mammoth is found after 50,000 years in the 'Mouth of Hell'

• Leak reveals iPhones set to become obsolete - only newer Apple devices will get latest software update

• Germany's wind power push blamed for SOARING energy bills - and Britain's 'obsession' could mean the same happens here, experts warn

• Experts reveal how to load your dishwasher this Christmas - and say the key is sticking a wash on BEFORE you sit down to eat your dinner