This Tiny Version of a Human Heart on a Chip Beats Like The Real Thing

<img width="128" height="52" src="https://www.sciencealert.com/images/2024/01/ElectronicHeart.jpg" alt="Electronic heart"/>
It's how scientists say "I love you."

https://www.sciencealert.com/this-tiny-version-of-a-human-heart-on-a-chip-beats-like-the-real-thing