Meat was a fundamental part of the human diet as long ago as 1.5 million years, a study of a Tanzanian skull fragment shows.
Dealing with the dangers of nitrous oxide in the atmosphere means not only a 50 percent cut in emissions but a 50 percent cut in meat-eating too, say scientists.
Growing meat in the lab using tissue engineering techniques could cut the associated greenhouse gas emissions by 96 percent, say University of Oxford and University of Amsterdam scientists.
Lately scientists in Europe have been pushing the idea of lab grown meat in their research. It seems like they are suggesting that one day we will all have to accept a lower quality of life just to be socially responsible.
Scientists claim the first test-tube burger will be ready in about a year.
Bugs are probably the most neglected form of protein. The crunchy crawlers may be gross to some, but to others they are a perfectly acceptable thing to eat. But will fried cockroaches and chocolate covered ants be the next big thing in the world of gastronomy?
Would you eat meat grown in vats? No? Well, how about if you were really hungry? What could be better than a nice juicy cheeseburger with fries?
And does it really matter whether the meat was raised, grown or cloned?