What healing properties does a sweet lake possess? How can you wash clothes in a lake without soap? Can a lake serve as a salt reserve?

This short documentary looks at the initial theories behind the effectiveness of fluoride and where it originated. It goes on to show the lack of science behind the use of […]

Marine geologist Claudia Wienberg studies animals whose existence was unknown until a few years ago – cold water corals that live in the cooler regions of the Atlantic or the […]