A giant Jurassic sea dragon, unearthed | Dean...

Author Gregg Ward spent decades grappling with guilt from a personal tragedy before recognizing a different path forward — where purpose replaced self-punishment. What he learned about transforming regret into positive change might make you rethink your own mistakes. Hosted on Ac ...  Show more

Around the world, people who work hard are often seen as morally good -- even if they produce little to no results. Social psychologist Azim Shariff analyzes the roots of this belief and suggests a shift towards a more meaningful way to think about effort, rather than admiring wo ...  Show more

As part of our week of Sharks on the Ancients, today we tell the story of Megalodon, the largest living marine animal, ever.Does this colossal prehistoric shark still lurk beneath the waves? Tristan Hughes is joined by leading expert Professor John Long to unveil the jaw-dropping ...  Show more

In a week of exciting fossils finds we get up close to a 170 million year old pterosaur, found on the Isle of Skye. And over in the States, some fossilised fish hold the clue to what time of year the dinosaurs, along with three quarters of life on Earth, met their end. We hear fr ...  Show more

Max Pearson presents a collection of the week's Witness History interviews from the BBC World Service.Our guest is Darja Dankina, who's a palaeontologist from the Natures Research Centre in Vilnius, Lithuania. We start with the discovery of the largest dinosaur ever, uncovered by ...  Show more

Researchers found extra bones within a 240-million-year-old ichthyosaur fossil—which they determined to be the ichthyosaur’s last, possibly fatal meal. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices