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Scientists confirm discovery of new periodic table element

In a significant breakthrough for the scientific community, a new element has been confirmed on the periodic table. This ...
Indiatimes

In physics, why are only Greek letters such as delta, sigma, gamma, etc. used as symbols?

The Greek alphabet, which has been in use since about 9 B.C., was the first to have letters for each vowel and consonant. In physics, why are only Greek letters such as delta, sigma, gamma, etc. used ...