Copypasta of an ICU doctor’s tweet stokes COVID-19 skepticism by mimicking bot-like behavior

— 29 Jul 2021

Introduction The spread of the Delta variant of SARS-CoV-2 has put many countries back on high alert. Both the U.S. and the U.K. have seen the Delta variant become the predominant ...

Understanding causality in adverse events after vaccination

— 15 Jul 2021

Introduction Whether you’re watching the news or scrolling through your social media feeds, you’re certain to come across content about COVID-19 vaccines. This is unsurprising...

What has been the effect of the pandemic on the suicide rate of the U.S. population?

— 21 Jun 2021

Introduction The COVID-19 pandemic prompted countries everywhere to take measures to reduce the spread of the disease. One of these measures, which has proven to be effective (as c...

What is known about the claims that the Wuhan Institute of Virology conducted research to bioengineer bat coronaviruses?

— 15 Jun 2021

Image: Scanning electron microscope image showing SARS-CoV-2 (round gold objects) emerging from the surface of cells cultured in the lab. Credit NIAID-RML Introduction One of the q...

How were mRNA vaccines developed for COVID-19?

— 02 Jun 2021

The vaccines for COVID-19 produced by Pfizer-BioNTech and Moderna were the first mRNA vaccines authorized for use in the general public. mRNA vaccines were a long-standing ambition...

Could scientists use the bat coronavirus RaTG13 to engineer SARS-CoV-2, the virus that causes COVID-19, in a lab?

— 19 Mar 2021

One of the biggest outstanding questions of the COVID-19 pandemic is the origin of SARS-CoV-2, the coronavirus responsible for the disease. One idea, put forward by some news sites...

“Plandemic: Indoctornation” video rehashes debunked claims and conspiracy theories about the COVID-19 pandemic and vaccines

— 20 Aug 2020

Plandemic is a pseudo-documentary produced by American filmmaker Mikki Willis, whose first instalment was published in May 2020. Featuring an interview with anti-vaccination activi...

Computing Forever interview with Dolores Cahill contains numerous inaccuracies about COVID-19 and vaccines

— 22 May 2020

This video, first published on 11 May 2020, features an interview between Dave Cullen, also known as Computing Forever on YouTube, and Dolores Cahill, a professor at University Col...

“Plandemic” vignette featuring anti-vaccination activist Judy Mikovits contains numerous false and unsupported claims about COVID-19

— 08 May 2020

This video is the first in a series of vignettes preceding a movie titled “Plandemic”. First published on 5 May 2020, it quickly went viral on Facebook, with more than 2.2 mill...

Did the COVID-19 virus originate from a lab or nature? Examining the evidence for different hypotheses of the novel coronavirus’ origins

— 24 Apr 2020

Since the beginning of the COVID-19 outbreak in December 2019, many hypotheses have been advanced to explain where the novel coronavirus (SARS-CoV-2) actually came from. Initial re...