Ayen Bior
Recent Contributions
- Millions rushed to leave Ukraine. Now the queue to return home stretches for miles
- Omicron is spreading. Dr. Ashish Jha answers 9 questions about it, and what you can do
- Science shows a massive Marvel plot hole: Thanos couldn't have snapped with a glove
- Why Puerto Rico leads the U.S. in COVID vaccine rate — and what states can learn