An optical illusion is a fascinating visual trick that plays with the way our brain and eyes work together. Sometimes, what we “see” isn't really what's “there,” and that's what makes optical ...

Greg James and Jamie Laing are the team leaders as Radio 1 DJs aim to find 38 flags hidden across the UK, for a massive game ...

While these theories are complex and rest on much more than the seemingly invisible pickle jar, this example highlights how the hidden layers of perception can be missed. An accident in Italy can ...