A recent video posted by Tesla Inc. (NASDAQ:TSLA) showcases the latest developments in its Optimus humanoid robot as it performs another real-world task: precisely inserting battery cells into a tray.

An internal power source could enable the development of tiny robots for applications like drug delivery and remote sensing. When you purchase through links on our site, we may earn an affiliate ...

The big picture: The future of targeted drug delivery may hinge on the development of a tiny battery capable of powering cell-sized robots. MIT researchers have created such a battery and are now ...