Video Transcription
That aliens still send messages using old-fashioned radio waves.
Biological engineer Sriram Kasuri is doing cutting-edge research that suggests ET could send messages biologically instead.
Stored on molecules of DNA.
So if you wanted to send a bunch of messages into space to other planets, DNA would actually be a very useful way to do that.
DNA storage can be incredibly dense. So in theory, you can store 100 billion DVDs in about a gram of DNA.