At first glance, cow digestion seems unremarkable: a bit of grass, chewing cud–done. But behind this seemingly simple process lies a highly complex system full of surprises. What happens inside a cow ...

Cow burps are a huge source of emissions: Each year, the world’s billion-plus cattle have roughly the same climate impact as all the passenger vehicles on the planet. But new vaccines for cows are ...

An array of potential feed additives could reduce greenhouse gas emissions from cows, but farmers would need to get on board. The third story in a three-part series. Read the first and second ...

Cows are constantly chewing. But as they break down what they eat, they also belch out a lot of methane. "Methane is what's called a greenhouse gas," University of California, Davis Department of ...

An Auckland start-up has raised $17 million, at a $132m valuation, for its “pill” that reduces methane emissions from cows.

But just as a midnight pizza can come with a gaseous cost, a cow’s digestive system has a way of retaliating. Methane is a main byproduct of the enzymes that help break down the food. The gas can’t be ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Expanding a cow’s diet to include a pinch of seaweed could go a ...