Kangaroos can hop faster without using more energy. A new study explains how posture and tendons make this possible.

It’s a mysterious yet oh-so familiar phenomenon on the roads. What makes cars grind to a halt for no apparent reason?

Scan and be scammed. Officials are warning about a rise in “quishing attacks,” whereby con artists use nefarious QR codes that direct smartphone users to malicious sites that steal personal ...

Airport security is in the middle of a quiet but consequential shift, as identity checks move from plastic cards to phones ...