Could we grow our own meat at home?
Professor Mark Post talks to HARDtalk about the science behind the development of his lab-grown burger and his future vision for meat that could be grown in the kitchen.
Prof Post argues meat production is an unsustainable burden on the environment and with global demand for meat set to double by 2050, consumers will have to consider alternatives.
Watch more clips at HARDtalk's website
You can watch the full interview on BBC World News on Thursday 8 August at 14:30 and 20:30 GMT and Friday 9 August at 00:30 BST on the BBC News Channel.