Medical research

Messenger RNA: How a long shot idea led to COVID-19 vaccines

Hungarian-born scientist Katalin Kariko's obsession with researching a substance called mRNA to fight disease once cost her a faculty position at a prestigious US university, which dismissed the idea as a dead end.

Psychology & Psychiatry

No, there's still no link between video games and violence

Do video games trigger violent behavior? Scientific studies have found no link. But the persistent theory is back in the headlines following the mass shooting in El Paso, Texas , on Saturday.

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