70-year-old Hans van der Voorn recently made a biking world-record attempt at a pump track in New Zealand, and he just might get it.

A P.E. teacher from the U.K. ran the Polar Night Marathon while wearing a polar bear suit, and she achieved a Guinness World Record.

Alessandro “Alo” Slebir may have broken a world record for surfing the biggest wave. Some speculate the wave was 108 feet tall.

Christian Arehart landed a quadruple backflip on his mountain bike—a world first. Watch him send it and learn more about his incredible feat.

Two German men set a new world record for slacklining between two hot air balloons flying at 2,500 meters (8,202 feet). Watch it here.

The current marathon world record holder has died after a car crash in Kenya. Kelvin Kiptum and his coach were killed in a car crash.

A new video shared on Instagram this week shows the 132-foot world record for diving. The jump is called a death dive.

The World Surf League and others are celebrating a new world record of the largest wave ever paddled into by a female.

The 104-year-old woman made a tandem skydiving jump outside Chicago on October 1, potentially breaking the previous record.