Coronavirus Daily Briefing

Tue. 02/01 - 2,500 Subway Cars Under the Sea

The New York City subway cars taking on a second job on the ocean floor. Plus, a successful drone created using Leonardo da Vinci’s aerial screw design. And crows in Sweden are being trained to pick up litter. Sponsors: Munk Pack, Use code KRH at Munkpack.com for 20% off your first purchase Jenni Kayne, Use code KRH at jennikayne.com for 15% off your first…