Photographers capture mutant crayfish, cleaning fish, and synchronized whales in this year's top underwater contests.

Readers of The Post and Courier submitted photos highlighting a deep dive into a deep sea exploration, and a winner and two honorable mentions were selected.

Greek writer and philosopher Nikos Kazantzakis once said, “All my life, one of my greatest desires has been to travel, to see ...

As it passed mere millimetres from my body, the cetacean released a massive cloud of excrement that covered me head to fin, filled my snorkel and turned the water a dark brown.

In our weekly On This Week feature, we take a look back at what was hitting the headlines ten years ago, as well as a picture from ...

Sperm whales dive into the midnight zone, using echolocation to track giant squid, returning scarred breathing hard, alive at ...

Hank and Phil Plait dive deep into questions about gametes and sea mammals in this episode of SciShow Quiz Show! ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make ...

Standing between two racks of whale bones in the National Museum Collection Centre in Granton, Professor Andrew Kitchener, Principal Curator ...

A group of students put a BRUV (baited remote underwater video camera) inside the waters to see the activity underneath the ...

Thanks to a new sampling technique, scientists can now monitor whale health in a non-invasive way. While this development is ...

After swimming about 60m, I notice a big, murky cloud. It’s blood, though it looks greenish in the water, and I realise that ...

I n the darkest depths of the ocean, a battle has been unfolding for millions of years: whales versus squids. Both animals ...