![The Discovery Files show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/014/590/small/the-discovery-files.jpg)
Summary: Researchers at MIT have shown that they can genetically engineer viruses to build both the positively and negatively charged ends of a lithium-ion battery.
Summary: Researchers at MIT have shown that they can genetically engineer viruses to build both the positively and negatively charged ends of a lithium-ion battery.