The complexity, cost and time of each test escalates up through the testing pyramid. The underlying assumption is that the material properties derived from tests at the lower levels can be used to ...

That's exactly the case with a study into the Gunung Padang pyramid in Indonesia, which saw scientists claim it was constructed by humans as far back as 25,000 BC last year. The scientists involv ...

Kato's recent study adds to the body of research that seeks to understand the reasons behind the pyramid's design. Kato wrote in the paper: "The crucial point about stability is that the effects ...