Solar cells are an increasingly important source of renewable energy, but there’s still room for improvement. Stanford engineers have now developed a pyramid-shaped lens that can focus sunlight from ...

The Great Pyramid of Giza is often treated as a monument of stone, but it also functions as a monument of numbers. I see at least fifteen tightly documented geometric and astronomical puzzles embedded ...

Egypt is home to over 118 pyramids that have continued to entice travelers, mathematicians and archaeologists seeking to understand these human-made structures. Constructed more than 4,500 years ago, ...