An MRI of a distance runner's foot and ankle shows a heel bone sized to pull the Achilles tendon taut, a condition that researchers say applied to Stone Age humans but not to Neandertals. Measurements of part of the heel bone (shown in red) helped scientists determine how easily an individual could run long distances.
Credit: D. Raichlen
Teens take home science gold at Intel ISEF
One of the most abstract fields in math finds application in the 'real' world
A change in taste cells makes glucose-baited traps repellent
Bumps stretch out as mammals drink
Coverage of the 2013 American Association for the Advancement of Science meeting
The Year in Science 2012
Three-part series on the scientific struggle to explain the conscious self
Tables of contents, columns and FAQs on SN Prime for iPad
Please alert Science News to any inappropriate posts by clicking the REPORT SPAM link within the post. Comments will be reviewed before posting.
You must register with Science News to add a comment. To log-in click here. To register as a new user, follow this link.