more top stories »

World Records

— Science

World's most precise clock only a second out every five billion years

Not satisfied with the accuracy of the "quantum logic clock" (which only gains or loses one second every 3.7 billion years), the National Institute of Standards and Technology (NIST) and JILA have unveiled an even more precise timekeeper. The strontium lattice clock sets new standards for precision and stability, only gaining or losing one second about every five billion years. Read More
— Bicycles

One-off fat trike attempts world record Antarctic trip

Last winter, polar explorer Eric Larsen attempted to become the first person to cycle to the South Pole. Continually stymied by deep, unrideable snow, Larsen fell behind schedule and was forced to abandon the attempt. This year, several others are taking up the challenge. Thirty-five year-old British adventurer Maria Leijerstam is hoping the ticket to success is a fat-tired recumbent trike built to task. Read More
— Architecture

Texas lays claim to the world's largest gingerbread house

Living up to its reputation of largeness, the state of Texas has now become home to the world's largest gingerbread house. Located at the Traditions Golf Club in the city of Bryan, the larger-than-life gingerbread house measures 39,201.8 cubic feet (1,110.1 cubic meters) and officially holds the new Guinness World Record. This defeats the record previously held by the Mall of America in Bloomington, Minnesota, with its 36,600 cubic foot (1,036.4 cubic meter) gingerbread house. Read More
— Urban Transport

Twin-turbine street luge to attempt 300 mph record run

Australian Daz Fellows wants to ensure proper nomenclature is used when describing his modified street luge. Sporting twin-turbines with a combined output of 537 lb of thrust, and a custom formed board composed of carbon fiber, Daz has made clear that the conveyance he'll be climbing aboard when he shoots for a world record attempt of 300 mph (482 km/h) next year is a "jet luge." Read More
— Aircraft

World's fastest certified civilian jet sets new around-the-world speed record

Even before it received type certificate from the Federal Aviation Administration (FAA) in September 2012, the Gulfstream G650 was racking up the records, thanks in large part to its Mach 0.925 top speed. The latest record it has claimed is for the fastest westbound, around-the-world flight for a non-supersonic aircraft, which the G650 completed in 41 hours and seven minutes. Read More
— Robotics

Zollner builds world's largest four-legged robot ... and it's a dragon

St. George is famous for slaying a dragon, but he’d have a real challenge on his hands if he showed up today in Furth im Wald, Germany. There he’d discover the streets of this town of 9,000 being stalked by an 11-ton fire-breathing dragon with a steel skeleton and a diesel engine for a heart. Built by Zollner Elektronik AG, the robotic monster is the star of Germany’s oldest folk play and, according to the 2014 edition of the Guinness World Records book, the world's largest four-legged walking robot. Read More