Feed for livestock could provide nutrition more efficiently to the world’s people if we skipped meat and focused on a plant-based diet. But Earth’s growing population also benefits from meat’s nutrients and uses livestock to pull ploughs. A new study sees livestock as less burdensome on global food supplies.
When American communities are hit by major natural disasters, inequality appears to increase throughout the country. Therapy animals might be trendy, but are they really helping people’s mental health? The research is inconclusive. Read these stories and more in our twice-weekly news roundup.