Nearly 200 years ago, a scientist named Michael Faraday tried experimenting to see whether Earth's magnetic field could help ...
Scientists in the United States have created a small device that produces a tiny electrical signal from Earth’s natural rotation. Although the voltage is extremely small, the experiment shows that ...
China currently accounts for around 60% of global rare earth mining, according to the International Energy Agency, and about 90% of refining (including ore mined in and shipped from the U.S.). It also ...