Researchers examined three ice core records to identify lead pollution levels in the Arctic between 500 BC to 600 AD.

The term "political rock star" has not been applied to many Canadian leaders, but when Justin Trudeau stormed into office in ...

Whales enjoy long-distance relationships - synchronizing their dives with pals 60 miles away, suggests new research.

Eating more plant-based foods and less meat is key to a healthy gut, suggests a new study.