In Depth: Food for thought: would you eat a lab-made burger if it could save the world?

The story of the lab-made burgerImagine you're faced with two hamburgers. They look identical - and then you're told that one was grown in a lab, and the other was created using standard practices. It'd be a pretty easy decision over which to eat, right?Well, what if you were then told the lab-grown burger (known as 'cultured meat') could help save the planet, improve animal welfare, and maybe even extend your lifespan? According to experts, the way we currently farm livestock is seriously damag