Featured in physiology
4 high-tech running shoes that could help Tokyo Olympians hit record-breaking times
Years of design, engineering, and testing have produced some very fancy kicks. Here's a look at a few neat pairs.
What actually works for muscle recovery—and what doesn’t
For the best post-workout muscle recovery, sort the science from the snake oil.
Surfers are riding a wave of new technologies to their Olympic debut
As the sport takes its place in the Olympic lineup, biometrics and other types of data tracking help carve its future.
Eliud Kipchoge just ran a marathon in less than two hours—how much faster does science say humans can get?
The Kenyan marathoner says he expects many runners to follow his lead.
American and British scientists split the Nobel Prize for work on how cells handle hypoxia
The work is now considered a basic aspect of how cells function.
Women soccer players usually peak in their 20s—here’s why some excel into their 40s
Female athletes have certain advantages when it comes to endurance in sport.
What running ultramarathons and giving birth tell us about the limits of human endurance
We can all only go so far.
Space changes your brain in bigger ways than we thought
We've only scratched the surface.
The biomechanics behind Michael Jackson’s impossible dance moves
Some neurosurgeon fans decided to investigate.
The world’s best freedivers seem to have evolved super-sized spleens
If you want to be a successful freediver, work out your spleen.