When survival depends on split-second decisions, speed is everything. From avoiding predators to catching prey, the abil ...

Summer McIntosh was a whisker away from breaking a third world record in under a week at the Canadian Swimming Trials, posting the second-fastest 200m butterfly in history. The 18-year-old posted a ...

Gretchen Walsh and Katharine Berkoff swam the second-fastest 100m butterfly and 50m backstroke times in history, respectively, to win national titles on Thursday. Walsh clocked 54.76 seconds in the ...