<p>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 the man who’s designed a hi-frequency gadget which warns dolphins to stay o ... Show More
Jul 1
The traffic lights tackling poverty
Despite a lot of progress in the last few decades, more than a billion people still live in acute poverty, according to the UN. Many don’t have access to basic needs like food, water, shelter and clothing. We look at an innovative project in Paraguay where people identify their o ... Show More
23m 17s
Sep 2022
Why are fish fish-shaped?
There are over 30,000 species of fish – that’s more than all the species of amphibians, reptiles, birds and mammals combined. But despite the sheer diversity of life on Earth, we still tend to think of all fish in roughly the same way: with an oblong scaley body, a tail and pairs ... Show More
32m 9s