weather

Part of the project Blitzortung.org, Lightning Maps plots a lightning strike by detecting electromagnetic discharges through a community of over 6000 stations across the world. You're able to build and setup your own station for roughly 250 euros and join the network.

I discovered this through Matt Webb's blog where they list a few other interesting maps.

On May 18, 2025, the OTUS [Observations of Tornadoes by UAV Systems] project used specially designed drones to collect scientific data inside of a tornado near Arnett, OK. This was our second drone intercept of the day. OTUS has an FAA-approved waiver to fly drones in tornadoes.

This is the first of four videos currently uploaded to their YouTube channel, all of which are impressive. Their Bluesky has a few more posts.

This was discovered through Tom Scott's Newsletter.