What was Tutankhamun’s dagger made of?
Last year, a study using X-ray fluorescence (XRF) spectrometry determined that Tutankhamun’s dagger was made with iron containing nearly 11 percent nickel and traces of cobalt: a characteristic of extraterrestrial iron found in many of the iron meteorites that have rained down on Earth for billions of years. Was King Tut buried with a knife?…