Why Electricity Can Drive a Motor to Rotate

The motor is one of the most important tools of human civilization, contributing greatly to the functioning of society. Electric fans, subways, electric cars, elevators—the examples are countless.





How Bacterial Antibiotic Resistance Threatens Human Society

When taking antibiotics, patients are often instructed to complete the full course in order to reduce the risk of bacteria developing resistance. But why do bacteria become resistant, and what


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