The feeding sequence, showing the energy flow from producers to consumers, is called a food chain. Each step is called a trophic level: producers are on the first trophic level 1, primary ...

Plants mastered the art of harvesting sunlight billions of years ago, using elegant rings of pigments in their leaves. Now, ...

Researchers have discovered a way to convert falling raindrops into useful electrical energy. By using plug flow, this method could significantly impact the development of renewable energy sources ...

This discovery of natural 'zero energy' flow control could help engineers design more efficient chemical reactors, air purification systems, heat exchangers, hydraulic systems, and aerodynamic ...