It turns out that the baffling optical illusion is one of three that were created for a study on perception of the colour purple. The dots all have a purple colour tone, consisting of a mixture of red ...

A myth about shaving is it causes hair to grow back thicker. But experts say this is false. Trimming helps to maintain hair ...

Widgets are supposed to make the iPhone more useful, but most don't live up to their potential. But a few apps can finally ...