100M WORLD RECORD - 9.27 Seconds || The Human Limit! - YouTube
Can a human ever run 100m under nine seconds?
In Bold Style, Bolt Rewrites Record Book for the 100 Meters - The New York Times
Usain Bolt wins the 100m in world record time of 9.69 seconds at the 2008 Olympic Summer Games, Beijing, China Stock Photo - Alamy
100 metres - Wikipedia
Usain Bolt of tortoises races to world record - BBC News
Paralympics: China's Zhou Xia sets new world record in women's 100m - CGTN
Usain Bolt breaks world record in time of 9.58sec to win 100m gold in Berlin | Usain Bolt | The Guardian
Robot Wins World Record For 100m Sprint With Time That Would Embarrass Human Athletes | IFLScience
Back to Beijing: Usain Bolt's world record with an untied shoelace | OlympicChannel.com
100m world record: a history in pictures
Craig Spence: How low can the 100m world record go?
Usain Bolt's 100m world record: Scientists reveal whether it will ever be broken
World Record | Men's 100m Final | World Athletics Championships Berlin 2009 - YouTube
Justin Gatlin beats Usain Bolt's 100m world record - by deliberately cheating - Mirror Online
The 100m and 200m world record progressions, and how Usain Bolt has rewritten history
Usain Bolt 100m world record: Science behind it is fascinating
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Scientists Reveal Whether Usain Bolt's 100M World Record Will Ever Be Broken
The 'Golden' Ratio: The One Number That Describes How Men's World Records Compare With Women's - The Atlantic
Fastest 100m Sprinters (1970-2020) - YouTube
100m World Records – Sebastian Bitzer's Homepage
Watch: Usain Bolt's stunning 100m world record in 2009 – 'the most incredible piece of sprinting'
Event Report - Men's 100m - Final | REPORT | World Athletics
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Which Olympic athlete owns the most world records? - Eurosport
Matthew Boling shatters all-time high school 100m record
Watch Why It's Almost Impossible to Run 100 Meters In 9 Seconds | Almost Impossible | WIRED
