Cooper Lutkenhaus, 16, set a world U18 record in the 800 meters with an electric stretch run at the U.S. Track & Field ...

US country star Dolly Parton has been named a Guinness World Records icon for holding 11 record-breaking titles.View on ...

The United States, which had a frustrating swim world championships, ended on a high note Sunday with a world record in the ...

A total 1,276 musicians from across South Africa and Zimbabwe came together in Cape Town to break the Guinness World Record ...

Jim Wigginton holds nine world records in stair-climbing, skydiving and submersible diving. He breaks records to raise money ...

A lightning​ flash that extended 515 miles from eastern Texas to near Kansas City, Missouri, in 2017 is recognized as being ...

The United States set the world record in the 4x100 freestyle mixed relay, clocking 3 minutes, 18.48 seconds in the swim ...

The U.S. women's 4x100 medley relay team of Gretchen Walsh, Regan Smith, Kate Douglas and Torri Huske set a world record at ...

The United States set the world record in the women's 4x100 metres medley relay at the world championships in Singapore on ...

Scientists July 31 announced the discovery of the world's longest lightning flash ever detected – a whopping 515-mile-long ...

Last summer, Kate Douglass won the Olympic 200m breaststroke title in the absence of world record holder Evgeniia Chikunova.