In 2022, humanity threw away an estimated 270,000 kilograms of gold, worth $15 billion, primarily through discarded electronics. Gold, along with other precious metals, is commonly used in circuit boards due to its superior conductivity and resistance to tarnishing.
Related Posts
Springs and Prisms Are Apparently Related
You’d think that a prism and a spring wouldn’t have much in common, but a thread traverses through…
Invasive lionfish have spread south from the Caribbean to Brazil, threatening ecosystems and livelihoods
An invasive lionfish at Flower Garden Banks National Marine Sanctuary in the Gulf of Mexico. G. P. Schmahl/NOAA,…
The Art and Science of Japanese Swordsmithing
The method of making Japanese swords dates back about 3000 years, with a shift from bronze to steel…
How far they’ll go: Moana shows the power of Polynesian celestial navigation
Moana takes to the sea. Walt Disney Studios Motion Pictures Duane W. Hamacher, Monash University and Carla Bento…