Hunger, malnutrition and obesity affect billions of people. A first-of-its-kind comprehensive review of the so-called blue foods sector reveals challenges and opportunities for creating a healthier, more sustainable, equitable and resilient global food system.

Humanity is likely to consume more fish and shellfish in the coming decades. Preparing for that future requires better data on the types of fish that people eat, sustainable expansion of aquaculture and improved understanding of the local context for the food on our plates.

The most devastating tornadoes are often preceded by a cloudy plume of ice and water vapor billowing above a severe thunderstorm. New research reveals the mechanism for these plumes could be tied to “hydraulic jumps” – a phenomenon Leonardo Da Vinci observed more than 500 years ago.

Western states are once again in severe drought with water in short supply. And California’s fire season is starting earlier and causing more devastation. Buzz Thompson, one of the country’s leading water law experts, discusses California’s wildfires, drought, water and climate change.