We could one day adapt to eating the flesh of our own kind - but not until our lives depend on it.
Soybean cultivation for animal feed is destroying rainforests across the world. Microalgae may be the Amazon's closest ally.
There are clearly changes happening in meat consumption. But it's not being fuelled by an increase in veganism and vegetarianism.
Surveys suggest fewer than half of Americans are looking forward to lab-grown meat. A moral psychologist examines common objections and why for the most part they're not logical.
The truth is hard to stomach, but meat consumption is taking us towards global ecocide.
The current trend is to dispense with meat and even any animal products. What does science say about these new diets?
Based on a seductive story of providing food with zero consequences, cellular agriculture promises to get rid of the ethical, environmental and health costs of animal husbandry. But is that realistic?
Total meat consumption per capita in Australia has been stable since the 1960s but the type of meat consumed has changed significantly. Chicken and pork both now far outstrip beef, mutton and lamb.
We might be able to grow artificial meat but are people really prepared to eat such produce over meat from farmed animals?
Simply calling on people to eat less meat is not very useful. The consumption of meat, after all, is embedded within numerous social and cultural practices. But changing diets can benefit the planet.
As consumption has soared and prices have fallen, the realities of industrial chicken farming often clash with the values of people who live on the urban fringes where broiler farms are sited.
Talking cows, talking pigs? It's enough to send you vegetarian. Maybe ...
We go to great lengths to avoid the mental conflict between our desire not to harm animals and our love of sausages.
Meat has health benefits. And good quality meat could also be the solution to the food insecurity problems that plague two-thirds of households in the developing world.