marathon

Onboard footage of Timo Bernhard driving the Porsche 919 Hybrid Evo to an all-time Nurburgring Nordschleife record lap of 5:19.

Skateboarding pioneer Rodney Mullen talks about how the open skate community and its environments drive the invention of new tricks out of pure passion. He draws parallels to collaboration and open source.

Archer Lars Andersen demonstrates fast, accurate shooting techniques he says he revived from historical art and texts, arguing Hollywood archery is not historical.

David Epstein argues in this TED talk that improving athletic records owe much to technology, training and the selection of specialized body types, not just humans getting inherently better. He gives counter-intuitive examples across sports.

Mark Rober and Jabril build an app that uses machine learning to decode baseball sign sequences. The video also explains neural networks in a simple, accessible way.

Dr. Mark Cucuzzella of the Natural Running Center gives a short instructional video on natural running form. It describes the principles of good technique, including barefoot-style mechanics.

A CBS News (60 Minutes) profile of free solo climber Alex Honnold, who scales sheer rock faces without ropes. Lara Logan reports on his climbing and his apparent lack of fear, including his Half Dome ascent.

A short film of Alex Honnold free soloing El Sendero Luminoso, a 2,500-foot route in El Potrero Chico, Mexico, in a little over three hours with no rope. It was made by The North Face with climbing footage and music.

In Top Gear's second part, racing driver Sabine Schmitz tries to lap the Nurburgring in a Ford Transit van in under ten minutes. She finishes just over the mark.

Hard Is Easy runs experiments to show that a correctly tied figure 8 knot is not hard to untie after loading. He shows how two knots that look similar can behave differently depending on how they are dressed.

A POV video of climbers illegally scaling the 650 m Shanghai Tower while it was under construction, filmed on a helmet camera.

A 1970 demonstration of W. Timothy Gallwey, author of The Inner Game of Tennis, teaching a complete beginner to play tennis in about ten minutes. He chats with her, feeds balls and gives positive feedback instead of instruction.

Medlife Crisis examines why some elite endurance athletes die in their sleep, covering extremely slow heart rates and the effects of performance-enhancing drugs that thicken blood. It uses cyclist Marco Pantani as an example.

Onboard footage of Timo Bernhard setting the Nurburgring Nordschleife lap record of 5:19.546 in the Porsche 919 Hybrid Evo, beating Stefan Bellof's 35-year-old time. The car reaches 369 km/h.

Top Gear segment in which Richard Hammond drives a Renault R25 Formula 1 car around Silverstone for two laps. He struggles with the car's demands.

Danny MacAskill tries to destroy carbon fiber bike wheels by riding trials tricks through downtown Glasgow, including on bare rims on concrete.

A short clip of Romain Dumas and the all-electric VW I.D. R breaking the overall Pikes Peak hillclimb record with a 7:57 run, over 16 seconds faster than the previous best, with footage of the crowd's reaction.