Why planes have hidden cameras and how to spot them

More from Science & Technology

• Key Jesus quote cut from American Bibles sparks explosive backlash

• Apple is down as popular iPhone services are hit with major outage

• Key Bible verse proven true as stunning ancient mural depicting Jesus is discovered in Turkey

• Are we alone in the universe? Latest episode of Daily Mail's Photo Evidence examines the strongest evidence for life beyond Earth - from classified archives to the farthest reaches of space

• 'Coldest air on Earth' barrels into the US as polar vortex threatens 17 states with deadly freeze

• Humans discovered fire-making in Britain! Flint tools found in Suffolk reveal our ancient ancestors created their own flames 400,000 years ago

• Stephen Hawking's computer gets a glow up: AI-powered AVATAR creates new possibilities for people with severe disabilities

• Scientists discover a key chemical in dark CHOCOLATE that may slow down ageing

• The Incel Beauty Scale: Rating system used by disturbed, women-hating men puts model Jordan Barrett in the top spot

• 'Don't send your child to school if they don't want to go... it's bad for their mental health', claims parenting coach

• Bed bug infestation hits Britain: Cases surge by 62% as critters hitch rides into homes on luggage and clothing

• Gen Z really ARE snowflakes! Youngsters see the world as a 'scary place', study finds

• Urgent warning to Brits over BALLOONS sold online that contain six times the legal limit of cancer-causing chemicals

• Tesla Optimus robot takes a suspicious tumble in new demo - sparking rumours it's being controlled by a human

• The monogamy 'league table' for the animal kingdom: Deer mice and wild dogs top the list...while humans are 7th in the rankings

• Revealed: The shockingly high amount of time the average Brit spends scrolling on their phone every day - so, how does your screentime stack up?

• 'Hypocrite' Mark Zuckerberg sparks backlash as his enormous new $300m 387-foot mega yacht goes viral

• The real-life Demogorgon! Incredibly rare '7-legged' octopus washes up on a beach in Scotland

• Urgent recall for phone chargers that could burst into flames at any second

• University must pay $10m for forcing people to have Covid vaccine