U.S. officials confirmed the first U.S. case of omicron in California.
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Ancient footprints reveal a mysterious relative of humans may have lived at the same time and in the same area as the famous human ancestor "Lucy" in Tanzania.
An investigation into a recent collision involving a nuclear-powered U.S. submarine has revealed it hit an unmapped seamount in the South China Sea.
Lord Martin Rees argues that if humans do find intelligent alien life, it will be artificial not biological.
Reference Fascism is a political ideology usually characterized by authoritarianism and nationalism. However, many scholars say the concept is difficult to define.
Reference The term transgender describes people whose gender identity differs from the sex to which they were assigned at birth.