Remember the old saying: Extraordinary claims require extraordinary evidence.
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Ghosts can be spooky fun, but there’s no evidence they exist.
The cast of Ghosts, series five.
BBC/Monumental Pictures/Guido Mandozzi
Ghosts’s mix of humour and poignancy echoes real 19th century attempts to communicate with spirits.
A crop circle in Switzerland.
Jabberocky/Wikimedia Commons
The internet has allowed pseudoscience to flourish. Artificial intelligence could help steer people away from the bad information.
Ebenezer Scrooge is confronted by the apparition of his dead business partner, Jacob Marley.
John Leech/Wikipedia
Sometimes the unknown is more appealing than the truth – and it has kept ghost hunters in business for generations.
Visiting an extreme haunted house can be delightfully terrifying.
AP Photo/John Minchillo
Visiting a haunted house or watching a horror movie can be terrifying and enjoyable at the same time. A sociologist explains the psychological benefits of being safely scared.
Scary pumpkins are the least of what frightens us at Halloween, a day devoted to being frightened.
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We may pretend that we do not like fear, but Halloween proves otherwise. Many of us enjoy being scared. But why?
A virtual reality scene – one for each eye – of a haunted ride.
Joel Zika
The virtual reality rides of the early 20th century are now being documented in digital VR.