Robot reaches 4,500-year-old sealed barrier inside Egypt’s Great Pyramid

A robot explored a hidden passage within Egypt's Great Pyramid of Giza. It reached a sealed barrier which may be 4,500 years old. This discovery has renewed questions about the ancient monument's hidden contents. Researchers used modern technology to examine areas difficult for people to access. Further study could reveal new details about the pyramid's design and construction.

By TOI TECH DESK