Surveillance video released in the hunt for the Brown University gunman shows a stocky, masked figure whose walk shifts from calm to restless and awkward — behavior a body language expert says signals ...

President Joe Biden has introduced an entourage to walk with him across the White House lawn that has helped distract from his awkward gait, according to a report. The president’s team has grown ...

Your brain might be lying to you about your new robotic leg. New research shows that users often think they're walking much better—or worse—than they actually are.