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Could an accident have caused COVID-19? Why the Wuhan lab-leak theory shouldn't be dismissed (www.usatoday.com)

I have reported on safety lapses at elite U.S. labs. There is no reason to believe they aren’t happening at labs in other countries as well.

Is Coffee Good for Us? Maybe Machine Learning Can Help Figure It Out. (www.nytimes.com)

Pollution from fossil fuel combustion deadlier than previously thought (www.hsph.harvard.edu)