We can have lots of different feelings and our face might look different depending on how we are feeling at the time. Learn how to draw happy and sad cartoon faces with this video. From happy, to sad, ...

The neuronal signals for smiles usually start in the cortex of our brain. From there they travel to the deeper part, the brainstem -- which, in terms of evolution, also happens to be one of the oldest ...

Laser vision correction has come a long way. Now, it simply takes just minutes - with far less disruption to daily life. Among the new-generation options, SMILE eye surgery is steadily rising to the ...