Mystery over strange crash near Area 51 deepens as FBI opens investigation

More from Science & Technology

• Powerful 7.6-magnitude earthquake strikes off the Americas

• 9 million Americans under State of Emergency as 'hurricane-like' storm barrels up the East Coast

• Precise date interstellar visitor will reveal itself as 'alien mothership' or comet confirmed

• Discovery of ancient Jesus artifact confirms famous six-word Bible verse

• The Scrooge effect: Rich people really ARE more selfish, scientists confirm

• Storm Karen erupts in the Atlantic as more than ten million Americans are warned of hurricane-like conditions

• Stained glass window bought for £20 'may have belonged to Robert the Bruce', antiques dealer claims

• Why you should NEVER drink bottled water after its best before date - amid warnings of cancer-causing microplastics

• Is Earth on track for a mass extinction? More than 48,000 animals are now at risk of being wiped out, report warns

• Scientist learns of Nobel medicine prize when wife gets cellphone service during Rocky Mountains hike

• Revealed: The cringeworthy words and phrases you should NEVER use in a work email - including 'Happy Friday' and 'reaching out'

• Celestial standoff! Scientists capture an image of two black holes circling each other for the first time

• Warning issued as scammers target UK travellers amid EU entry 'confusing' new rules

• Mistaken identity! The most famous portrait of Marie Antoinette as a child is really of her SISTER, study finds

• Inside Europe's 'weirdest' museum - home to hundreds of taxidermised frogs 'doing human things'

• Gridlock at major US airport as staffing shortages ground flights for hours

• Scholar unlocks Bible's hidden secrets to reveal the exact time Jesus died on the cross

• Planes grind to a halt at multiple major airports as travel chaos spreads across US

• Canine casino! Dogs' obsessions with their favourite toys are comparable to gambling addictions in humans, study finds

• Warning to Brits over an infestation of FRUIT FLIES: Disgusted homeowners say insects are swarming their kitchens - here's how to get rid of them once and for all