The flying Jamaican took a massive 0.11 seconds off the previous record mark he ran to win the Olympic gold medal in Beijing one year ago to the day. That left defending champion Tyson Gay a distant second even though the American's time of 9.71 was the third-fastest ever. Asafa Powell of Jamaica was third in 9.84.
Usain Bolt and Tyson Gay safely negotiated the first heats of the 100 metres on Saturday but former world record holder Asafa Powell had a real scare on the opening day of the world athletics championships.
Sunday's 100 metres final and the 200 metres on Thursday represent only a flashing 30 seconds of what should be an entertaining nine days at the World Athletics Championships.
If Usain Bolt plans to break his 100 metres world record at this weekend's world championships, he is going to have company, confident American rival Tyson Gay said in Berlin on Thursday. Pronouncing himself fit despite a nagging groin injury, the American said Sunday's 100 metres final may just prove who is the greatest sprinter of all-time.
Tyson Gay ran a world leading 9.77 seconds to win the 100 metres at Rome's Golden Gala on Friday and show Olympic champion Usain Bolt that he will not surrender his world sprint titles without a fight next month. The American had to be in good form to see off Bolt's Jamaican compatriot and former 100m world record holder Asafa Powell, who ran 9.88 despite saying beforehand was not fully fit after suffering an ankle injury over two months ago.
Track and field world champion Tyson Gay and swimmer Katie Hoff have been named the US Olympic Committee (USOC) sportsman and sportswoman of 2007, the organisation announced on Thursday. The USOC also named wheelchair track and field athlete Jessica Galli its Paralympian of the year and the US women's world championships gymnastics squad its team of the year.
World record holder Usain Bolt barely broke sweat despite the sweltering temperatures to cruise through the Olympic 100 metres heats along with compatriot Asafa Powell and world champion Tyson Gay on Friday.
Former world record holder Asafa Powell won his third consecutive 100 metres race of the season at the Monaco Grand Prix on Monday in his last major meeting before the Beijing Olympics starting next week. The Jamaican Commonwealth champion clocked 9.82 seconds, his best time this year. Only compatriot Usain Bolt, who took the world record from Powell on May 31, and American world champion Tyson Gay have run faster in 2008.
Carolina Kluft achieved what no heptathlete had managed and won her third successive world title with the highest score of her career.
World record holder Powell clocked 10.01 seconds in the quarter-final heats while Gay won his heat in 10.06.
Tyson Gay and Asafa Powell raced through stifling Japanese temperatures to ease towards their much-anticipated 100m showdown.
The American was due to face world record holder Usain Bolt and fellow Jamaican Asafa Powell in front of a capacity 50,000 crowd.
Tyson Gay's miserable Olympics continued on Thursday when he and U.S. team mate Darvis Patton contrived to drop the baton in their 4x100 metres relay heat.
World champion Tyson Gay failed to qualify for the 100 meters final at the Beijing Olympics on Saturday.
World sprint champion Tyson Gay plans to run three times in Asia this year but will not compete in Friday's Golden League meeting in Brussels, a spokeswoman for his management company said on Tuesday.
Olympic champion Usain Bolt of Jamaica won the 100 metres at a Paris Golden League meeting on Friday in 9.79 seconds, recording his best time of the season despite a poor start in damp, chilly conditions.
The Jamaican set the record of 9.74 seconds and then was back on the track some 90 minutes later to run 9.78 in the final.
Tyson Gay tore up the track to complete a rare sprint treble at the world championships on Saturday and help the United States to the 4x100m relay crown.
The American became only the third man to win both the 100 and 200 at a world championships.
The American stayed on course for a world championship sprint double by qualifying fastest for the 200 metres final.
American Tyson Gay surged past Jamaica's Asafa Powell to win gold in the men's 100 meters at the world championships.
American champion Tyson Gay continued his impressive buildup to next month's World championships on Thursday by winning the 100 metres at Lausanne's Athletissima Diamond League meeting in 9.79 seconds.
Sprint legend Carl Lewis on Thursday waded through the Tyson Gay doping controversy, saying that the reigning Olympic 100m and 200m champion Usain Bolt has raised a legitimate issue but he should 'clean up his own country first' before talking about others.
Trinidad and Tobago sprinter Kelly-Ann Baptiste, who won a world 100 metres bronze medal in 2011 and was a real prospect for Moscow, has tested positive for a banned substance, the Trinidad Express newspaper reported on Saturday.
Asafa Powell ran the fastest 100 meters in the world this year.
Tyson Gay overcame Olympic bronze medallist Justin Gatlin's quicker start and sped to the year's fastest 100 metres, clocking 9.75 seconds at the US trials for the World championships on Friday.
Six-time Olympic gold medallist Usain Bolt won the men's 100m at the World Athletics Championships, breezing home in 9.78 seconds in Moscow on Sunday night. Justin Gatlin of the United States was second in 9.85 seconds while and Nesta Carter of Jamaica was third in 9.95.
Jamaica's former world 100 meters record holder Asafa Powell tested positive for a stimulant at last month's national championships, his agent said.
Five Jamaican athletes, including two Olympic medallists, tested positive for banned performance-enhancing drugs at last month's national championships, sources close to Jamaican athletics said.
Usain Bolt secured a sweep of the three men's sprint titles for a third successive Olympics when Jamaica successfully defended their 4x100 meters relay title in 37.27 seconds on Friday.
Trinidad and Tobago athletics officials confirmed on Monday that Kelly-Ann Baptiste, who won a world 100 metres bronze medal in 2011, and fellow sprinter Semoy Hackett missed the Moscow world championships because of doping violations.
Mariya Kuchina won thewomen's high jump with a clearance of 2.01 metres on Saturday to become Russia's second gold medallist at this world championships. The 22-year-old from Moscow had a blemish-free card to that height, her lifetime best performance.
Indian cricket team vice-captain Virat Kohli said doping in sport is simply not acceptable and called for the harshest possible punishment for those who bring disrepute to the game.
Jamaica's former world champion Yohan Blake sailed into the final of the 100 metres at the Commonwealth Games on Sunday, living up to his top billing on the opening day of the athletics at the Gold Coast.
Not even Usain Bolt could overcome a big American lead as the US men sprinted to a convincing victory over Jamaica in the 4x100 metres relay at the IAAF World Relays in Nassau on Saturday.
With no Russians, few stars and the sport engulfed in a doping crisis the world indoor athletics championships begin this week with officials holding their breath and eager to put the spotlight back on the track.
Usain Bolt completed yet another crushing sprint double on Saturday and hardly needed to extend himself to achieve it as he took his third successive world 200 metres title in the year's fastest time of 19.66 seconds - easing down.
Elaine Thompson clocked a sizzling wind-assisted 10.71 seconds to win the 100 metres at the Jamaica International on Saturday, sending out a warning to her sprint rivals ahead of August's Rio Olympics.
Usain Bolt's rivals will, for once, be glad to see the back of a man who has dominated global sprinting for the last decade but the sport of athletics will be far less enthusiastic about bidding a final farewell to the charismatic Jamaican.