Included is a UH-based topological groups seminar organized by Wayne Lewis (and begun in a joint effort with Adolf Mader).
It runs Tuesdays 6-8 AM via Zoom (the link is accessible there). Last Tuesday we had attendees from Switzerland, South Africa, Italy, and the U.S.Topological groups seminar
A new website, MathSeminars.org has been created by mathematicians at MIT as a place to collect online math seminars happening around the world. It already has a lot on it: 39 talks in the next week alone.