In this week's episode of #RAZOR, we explore the new SARS-Cov-2 variants which are causing alarm from South Africa and Brazil to the UK and Germany. 🦠

We know fish swim in schools to avoid predators but new research from scientists in Germany, China and Hungary suggest that may not be the only reason for their group dynamic. 🐟

And lastly, scientists at the Liverpool School of Tropical Medicine are racing to produce a universal snakebite anti-venom that could save tens of thousands of lives a year. 🐍