An Optical Illusion is a Visual phenomenon that tricks our brain with our eyes, whether they are working or not analyse the ...

Add Yahoo as a preferred source to see more of our stories on Google. California's sea otters have become surprising environmental champions by tackling a destructive invasive species wreaking havoc ...

Increasing urbanization has crowded out many wild animals. But raccoons appear to be thriving, living in cities across the country and even expanding their historical range. To investigate what ...

I show animals displaying surprising problem-solving skills and even acts of revenge.