A Whale-Oiled Machine

Billions of state quarters disappeared from circulation...and that was exactly the plan. Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and a whole week early. Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus. H ...  Show more

In this episode, Roman and historian Imani Perry follow the Webster Blue Back Speller from the early days of the United States, to the heart of Black intellectual life. Through the lives of Booker T. Washington and W. E. B. Du Bois, Roman and Imani uncover how a single object bec ...  Show more

For years, whale oil was used as lighting fuel, industrial lubricant, and the main ingredient in (yum!) margarine. Whale meat was also on a few menus. But today, demand for whale products is at a historic low. And yet some countries still have a whaling industry. We find out w ...

Baleen whales were almost hunted to extinction. Now they face a new threat – global shipping. But despite humans blighting their lives, can they now recover and help revive ocean life?Justin Rowlatt speaks to two researchers who observe these intelligent, sociable giants up close ...  Show more

Fighting the fat can be a difficult issue - and not just for our waistlines. Old cooking oil from our takeaways and roast dinners can cause major problems - from polluting watercourses to blocking sewers and causing flooding if not disposed of carefully. But rising commodity pric ...  Show more

The oil price has crashed - for a while some producers were even paying customers to take it away. It's like no oil shock the industry has ever seen before. Lesley Curwen sets out to discover what difference cheap oil will make to our lives. Which jobs are at risk? Will there be ...  Show more