About two-thirds of people have experienced déjà vu in their lifetimes, but for something that's such a common experience, the phenomenon is still shrouded in mystery.
As figments of the imagination, the alien, creepy-crawly, fanged, winged and otherwise-terrifying creatures that populate myths have long helped societies define cultural boundaries and answer an age-old question: What counts as human, and what counts as monstrous?
The coronavirus is helping to erode the hype around artificial intelligence; data scientists get the axe and some ‘old-fashioned’ solutions work better.
In the past few years, people across the world have spent more time on video chat programs like Zoom and FaceTime than ever before. These applications mimic in-person encounters by allowing users to see the people they are communicating with.
Long Covid, with its constellation of symptoms, is proving a challenging moving target for researchers trying to conduct large studies of the syndrome.