Featured by Rahul Rao

Masks, well-ventilated classrooms, and other precautions are key to reopening schools
US COVID-19 testing rates have plummeted
Like humans, naked mole-rats have regional accents
See Mars through Perseverance’s eyes
Why COVID cases are falling around the world
Facing COVID-19 variants, vaccine makers are weighing how to tweak their designs
10 animal sex rituals you need to read about right now
Learning a second language early might have ripple effects throughout your life
Why South Africa stopped using the AstraZeneca COVID-19 vaccine
The US finally has a national mask mandate