The Holstead hovered above the horizon when, slowly, her masts inverted before disappearing in an instant as if she had ...

This is due to a phenomenon called the Parallax Error - and it happens with every club in your golf bag, even your putter! In this video we explain how it works, and what you can do to aim correctly ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

"This iOS 26 optical illusion is driving me insane," one Gizmodo journalist calmly proclaims. Like several users, they're seeing icons that tilt slightly to the left. But it's all ...