An expert on UFOs and all things alien-related has revealed the discussions held at a secret meeting into the effects of discovering extraterrestrial life - warning it could 'change the world forever'.

Nick Pope, 56, worked for the British Government and advised the Ministry of Defence between 1991 and 1994, spending his time investigating reports of UFO sightings and attending meetings with some of the world's biggest thinkers.

He attended two events at the Royal Society in London, a scientific community whose members have included Sir Isaac Newton, Charles Darwin and Albert Einstein, which Nick describes as 'the very heart of scientific establishment'.

There they discussed the biggest issues surrounding extra-terrestrial life, and now Nick has lifted the lid - and it turns out an alien invasion will likely be a bad thing.

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