ScienceWeekly roundup — A very good morningTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceConor Dillon | Gabriel Borrud11/06/2021November 6, 2021COVID-19 vaccines are getting refined and retested as we speak. In the meantime, why not start your day with an extra dash of hedonistic pleasure?https://p.dw.com/p/42dCUAdvertisement