What if two nasty Covid-19 variants come together to share the most effective mutations? Omicron and Delta have brought us closer to the answer, says Peter...
Public health experts have put strict border controls on coronaviruses for more than a year, and countries with “new coronavirus zero” will be trapped in limbo...
Ketamine and nitrous oxide are being used to treat depression in new clinical trials in Australia. Researchers believe that commonly-used drugs on the black market can...
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