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Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Pulsars are highly magnetized, rotating neutron stars that emit a beam of electromagnetic radiation.
Galaxies Forming by Combining Smaller Units
The inequality of per capita emissions between the developed world and the developing world
The structure of a single developed neuron
Cancer cells can move to new locations in the body, a process called metastasis