Tutankhamun had a dagger made of iron from meteorite
Scientists say the high manufacturing quality of the blade in comparison with other simple-shaped artefacts suggests a significant mastery of iron working in the Egyptian boy king's time.
Russia's invasion of Ukraine has led to a surge in prices of metals used in cars - from aluminum in the bodywork to palladium in catalytic converters to the high-grade nickel in electric vehicle batteries.
Energy Secretary Jennifer Granholm and other officials speaking at this week's CERAWeek conference said the need to domestically produce more metals is rising.