Viral Quiz!

Where have you seen these four coloured dots? What do they mean? They are are important part of the accuracy check in colour printing while using the CMYK palette.

How can you ask for help when in distress, using just your hands? If you can't say something out aloud to someone this signal can come to your rescue. The international signal for help is an important sign to discuss with friends and family.

New salivary glands have recently been discovered in the human throat! Find out more about this serendipitous discovery. These glands may help decrease the negative side effects of radiation therapy too.