Four ways science has made our lives better recently: diamonds out of plastic bottles, and more

Here are four Good News stories about how science is making our lives better. Scientists have found a way to create nanodiamonds from PET plastics.A universal and future-proofed COVID-19 vaccine is about to be tested on humans.There are new findings on the power of carrying out random acts of kindness.A woman with a keen sense of smell has helped create a simple test to diagnose Parkinson’s.Watch the video above to get the full digest and find out more on the following:1. Scientists have found a way to create nanodiamonds from PET plastics. Turning plastic into diamonds sounds like something f…