Pheromones

Misha Glenny and guests discuss one of the wonders of the natural world. In 1875 in the western Pacific, the crew of HMS Challenger discovered the Mariana Trench which turned out to be deeper than Everest is high, by two kilometres. Trenches like Mariana form when one tectonic pl ...  Show more

Journalist, author and historian Misha Glenny presents his first edition of In Our Time, succeeding Melvyn Bragg who retired from this role last summer. Misha and his guests discuss the landmark work On Liberty by John Stuart Mill, published in 1859 and the increasing recognition ...  Show more

Melvyn Bragg and guests discuss how members of the same species send each other invisible chemical signals to influence the way they behave. Pheromones are used by species across the animal kingdom in a variety of ways, such as laying trails to be followed, to raise the alarm, to ...  Show more

What are pheromones, exactly? Do they affect levels of attraction in humans? Listen in as Caroline and Cristen explore the science behind pheromone myths, and why pheromones don't work for humans.

Melvyn Bragg and guests discuss the relationship between parasites and hosts, where one species lives on or in another to the benefit of the parasite but at a cost to the host, potentially leading to disease or death of the host. Typical examples are mistletoe and trees, hookworm ...  Show more

Melvyn Bragg and guests discuss the remarkable achievement of Aristotle (384-322BC) in the realm of biological investigation, for which he has been called the originator of the scientific study of life. Known mainly as a philosopher and the tutor for Alexander the Great, who repo ...  Show more