30 Animals That Made Us Smarter - Mantis shrimp and aircraft

S2 Ep6. Bam! The mantis shrimp’s powerful punch could change the way we build cars and planes. The little crustacean has inspired lighter, more impact-resistant materials. These shrimps are ferocious predators which use their forelimbs to hit their prey with one of the strongest weight-for-weight punches on the planet. The design of their punching limb has caught the attention of scientists and could transform the way we create strong materials for the car and aerospace industries. Thanks for listening. Let us know what you think. #30Animals Get in touch: www.bbcworldservice.com/30animals

30 Animals That Made Us Smarter - Hedgehog and helmet

S2 Ep4. A hedgehog could save your life! Spiky quills protect hedgehogs from being eaten by predators. But they also play an important role in cushioning the animal when it falls, keeping it safe even if it plunges from a great height. And now, they can help keep humans safe, too. By mimicking the flexibility, strength and pattern of the quills, scientists have developed a sports helmet that could prevent concussions. Thanks for listening. Let us know what you think. #30Animals Get in touch: www.bbcworldservice.com/30animals

Land of the Giants - The Virtual Future of Restaurants

There's a secret world of restaurants that you can only find when you open up the delivery apps. This brave new world of ghost kitchens and virtual brands has allowed traditional restaurants to access new revenue streams. And these new models are using data to shape new concepts and menus. But when tech reimagines what a restaurant even is, is the soul of an entire industry at stake? 

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On Our Watch - Under Color of Law

One of the first police shootings to be captured on cell phone, millions saw Bay Area Rapid Transit police Officer Johannes Mehserle fire a single, fatal gunshot into Oscar Grant's back as the 22-year-old lay face down on the train station platform. Now, a lawsuit filed by NPR member station KQED has forced BART to comply with California's 2019 police transparency law, and release never-before-heard tapes from inside that investigation.