Culture is the characteristics and knowledge of a particular group of people, encompassing language, religion, cuisine, social habits, music and arts.
The interstellar visitor 'Oumuamua might not be a nitrogen iceberg after all. But what is it?
The Pacific lingcod has a mouth full of teeth and sheds up to 20 per day.
Hundreds of bear parts and their derivatives, such as bile, have been smuggled into Australia and New Zealand since 2007, including polar bears.