A team of Chinese researchers has completed the first full-scale superconducting test run for a high-speed maglev train, developed by the China Aerospace Science and Industry Corporation. The train is expected to travel at speeds exceeding 1,000 km/h in a...
The ozone layer is the layer with the highest levels of ozone (O3) in the Earth's atmosphere. This layer absorbs 93-99% of the ultraviolet rays emitted by the sun, which are harmful to terrestrial organisms: ultraviolet rays. About 91% of...
 Lightning is not the only thing on Earth. Lightning has also been seen on other planets. Why lightning has been seen even on the planets in our solar system In 1979, NASA's probe Voyager 1 went close to the...
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