Marine conservationist Heather Koldewey

What do you do when your childhood dream of becoming an astronaut is grounded at the final hurdle?If you’re physicist Ginger Kerrick, you go on to help run the missions instead.After failing the medical of her astronaut application process, Ginger went on to become Nasa’s first n ...  Show more

Here's a little fact you might have heard before: humans are around 70% water. About the same percentage as a sweet potato, incidentally. But what does that actually mean? Sure, there's blood, that accounts for some of it. And the lymphatic system has a fair amount too, sloshing ...  Show more

Watching documentaries about the Titanic inspired deep-sea microbiologist Beth Orcutt to study life at the bottom of the ocean - a world of ‘towering chimneys, weird shrimp and octopus nurseries’ that she has visited 35 times.But Orcutt says there is so much we still don't know a ...  Show more

Fish have favourite colours and dolphins hate high pitched noises. In an effort to save rapidly dwindling global fish stocks, scientists are trying to figure out how to attract the right fish into nets, and keep protected species away. On the southern coast of England, we meet th ...  Show more

Dr. Jennifer Lavers sees seabirds as sentinels of marine health. Are we listening to what they're telling us? Her work as a scientist attached to the University of Tasmania's Institute for Marine and Antarctic Studies focuses on birdlife, but recently she's been looking to art ...

Our oceans are threatened by plastic pollution and overfishing. Kim Chakanetsa speaks to two pioneering women who are working to sustain our seas.

Asha de Vos is a marine biologist who founded Oceanswell, Sri Lanka's first marine conservation and research organisation. A ...