U.S. President Donald Trump caused a disruption online this weekend after a video showed him "struggling" down some ...

President Donald Trump veered off topic during a speech to military commanders with a brief song-and-dance about walking carefully down stairs. The president joined Defense Secretary Pete Hegseth, who ...

I would like to invent a way for me to move large heavy objects (couch, pinball machine, furniture, etc.) up and down stairs in my house by myself without putting my health at risk. I'm looking for ...

I read five to ten studies a day, and I never would have thought that one of the most interesting studies I’ve read in months is about how we go down stairs. People fall and injure themselves when ...