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Experts in pharmacology, anthropology and medicine explain what it is, its effects, how it is consumed, the torture of withdrawal and the risks of overdosing
A massive survey of the world's oceans has uncovered 5000 viruses that are new to science, some of which are involved in carbon capture on the sea floor
RNA viruses can cause deadly diseases. But they also play a vital role in ecosystems because they can infect a wide array of organisms, including microbes that influence environments and food webs at the chemical level