The dirty business of old car batteries

Kenya is emerging as one of Africa’s leading producers of geothermal power. While it remains a niche but growing industry globally, in Kenya it has become a vital and reliable source of electricity. We explore how this energy is harnessed, why it has become so central to the coun ...  Show more

Headspace started life as a mindfulness app. Now it's partnering with the US Navy and investing in artificial intelligence for mental health support.The company's CEO Tom Pickett speaks to us about therapy, the increasing role of technology, and tackling burnout at scale.If you'd ...  Show more

Fourteen-year-old Sri Nihal Tammana is on a mission to prevent billions of batteries going to landfill. After watching devastating fires cause by discarded lithium-ion batteries, the kind of batteries found in most modern consumer electronics, he decided to set up a not--for-prof ...  Show more

The lithium-ion battery business is taking off, and the battery recycling business is close behind. Financiers are pouring over a billion dollars into recycling companies like Redwood Materials, Ascend Elements, and Li-Cycle. But success depends on a steady supply of used batteri ...  Show more

To survive the climate crisis, we need to electrify everything: our cars, of course, but also our appliances, homes, mass transit, entire neighborhoods and cities. Everything. 

That’s no small task. So to better understand why electrifying everything matters, and ho ...

The world has plenty of clean energy. The problem is storing that energy and getting it where we need it, when we need it, says battery recycling pioneer Emma Nehrenheim. While batteries are fundamental to powering a sustainable future, their production is surprisingly harsh on t ...  Show more