Based in Brazil, Fernanda Ferreira is a science writer who covers a range of STEM (and occasionally non-STEM) topics, from textile conservation to vaccine stockpiles.

Antivaccine videos slip through YouTube’s advertising policies, new study finds

Antivaccine videos slip through YouTube’s advertising policies, new study finds

As COVID-19 vaccines approach the finish line, public health officials around the world are battling waves of vaccine misinformation that could derail efforts to protect their citizens. The video platform YouTube recently pledged to help by removing videos containing COVID-19 misinformation and expanding on earlier efforts to limit recommendations for antivaccination videos. Now, a new study in Brazil suggests YouTube’s moderation policies miss many antivaccination videos in Portuguese.

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“Protein circuits” move a step closer to cell-to-cell communication

“Protein circuits” move a step closer to cell-to-cell communication

Cancer drug prevents anaphylaxis in humanized mice

Cancer drug prevents anaphylaxis in humanized mice