Scientists have sounded the alarm over toxic forever chemicals, after analysing 127 whales and dolphins.View on euronews ...

When the ancestor of cetaceans went back into the water some 50 million years ago, it left a few things behind—including the functioning of certain genes that seem like they’d be hard to live without.

Each year, more than 10,000 humpback whales migrate to Hawaii. Here are some interesting facts to know about their behavior ...