Monday assorted links
1. The evolution of rattlesnake venom.
2. In 2022, for better or worse, it was the American public who supported masks on planes.
3. “Yields on short-term government debt have dipped into negative territory in recent days as traders bet that the Swiss National Bank will respond with interest rate cuts. Two-year Swiss yields, which reflect expectations for interest rates, traded marginally below zero on Friday.” From the FT.
4. The research on fluoride and IQ.