Spacefarers may contaminate other worlds – but scientists have plans to keep the cosmos clean
In his inauguration speech in January, United States President Donald Trump declared the US would “plant the stars and stripes on the planet Mars”. This shouldn’t come as a surprise. In 2017, in Trump ...
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Observational research in epidemic settings: a roadmap to reform
Observational studies are critical tools in clinical research and public health response, but challenges arise in ensuring ...