When U.S. President Donald Trump claimed during his inaugural address that Americans “split the atom,” a ripple of irritation ...

Using a microscope, early atomic physicists counted the tiny flashes of light that are made by particles from radium as they hit a fluorescent screen. As soon as Geiger tubes and other radiation ...

In this book, therefore, he has attempted to provide a bridge by means of which the student of metallurgy may be led to an understanding of the general ideas on which the modern theory is based.

A new high-tech atomic clock has been developed by scientists at the top-secret Defence Science and Technology Laboratory (Dstl). It is expected to be a leap forward for intelligence, surveillance ...

Troops on military operations will soon be able to use a British-made atomic clock built with quantum technology instead of GPS for the first time. The quantum clock, which in the next five years ...

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The basis of social learning theory is simple: People learn by watching other people. We can learn from anyone—teachers, parents, siblings, peers, co-workers, YouTube influencers, athletes ...

Social comparison theory is the idea that individuals determine their own social and personal worth based on how they stack up against others. The theory was developed in 1954 by psychologist Leon ...

They have been given the names of materialism and idealism. The atomic theory propounded by Leucippus and Democritus regarded the smallest particles of matter as existing in the most literal sense.