Learn how to build a simple solar cell at home using copper tape, plastic cups, and water. This step-by-step science experiment demonstrates how to harness solar energy to generate electricity.

Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components. This step-by-step guide demonstrates how to construct the engine, build a ...

The CEO's newest venture, The Boring Company, is already testing the high-speed sleds that could one day zip drivers to their destinations underground.

Nuclear fusion. People on Mars. Artificial general intelligence. These are just some of the advances that could come by the ...

Time really does fly. And when you look back at 2025, we’re sure you’ve collected a mix of moments: some joyful, some ...

By studying the natural world, scientists find blueprints for innovations that can improve human lives—in the genes of a ...