SportsScienceHow Eliud Kipchoge Pulled Off His Epic, Sub-2-Hour MarathonBy Robbie GonzalezScienceEliud Kipchoge Is Set to Break the 2-Hour Marathon BarrierBy Robbie GonzalezScienceHigh Drama—and Erasure—at the Track World ChampionshipsBy Nicholas Thompson and Knox RobinsonScienceAlberto Salazar, World Records, and Athletics’ Greatest ‘Hug’By Nicholas Thompson and Knox RobinsonScienceFootball’s Concussion Crisis Is Awash With PseudoscienceBy Christie AschwandenScienceWhat's the Hardest Shot in Bowling? It's ComplicatedBy Robbie GonzalezScienceWhat to Expect From the 2019 World Track ChampionshipsBy Nicholas Thompson and Knox RobinsonScienceThree Simple Tests Might Help Prevent Athletes’ InjuriesBy Eric NiilerScienceWhy the NFL's Field Goal Record Is Waiting to Be SmashedBy Robbie GonzalezScienceThe Biomechanical Perfection of Simone Biles in FlightBy Adam RogersScienceThe Twisty Physics of Simone Biles' Historic Triple-DoubleBy Rhett AllainScienceSoccer Is Getting Slower and More Fair—and That's a ProblemBy Eric NiilerPhotoThese Chaotic Games Are a Referee's Worst NightmareBy Laura MalloneeScienceBringing Clarity to the Murky World of Sports SupplementsBy Sara HarrisonScienceHow Elite Tennis Players Crank Out Serves at 150 MPHBy Robbie GonzalezCultureAlex Morgan and the Politics of Women in CelebrationBy Jason ParhamScienceWant Your Kid to Play Pro Soccer? Sign Her Up for BasketballBy Sara HarrisonScienceGolf's Longest Drives Are Creeping Up and Changing the SportBy Robbie GonzalezScienceWhy Kevin Durant's Achilles Tendon Was His Achilles' HeelBy Adam RogersCultureAt the French Open, Serena Williams Is a Study in MotionBy Jason ParhamGearHow to Throw a Boomerang Like a ProBy Wonbo WooScienceCaster Semenya and the Twisted Politics of TestosteroneBy Katelyn BurnsScienceThe Science Behind Nike's New, Even Faster Marathon ShoeBy Robbie GonzalezScienceThe Best Speed Climbers Dash up Walls With a Time-Saving MoveBy Robbie GonzalezMore Stories