Chalk talk

While the lab is operating in a suspended state due to the COVID-19 shelter in place order, chalk talks have been turned into Fireside Chat. These will occur at 4pm on Thursdays via Zoom. Connection info can be found in the talk descriptions.

If you’re interested in giving a Fireside Chat, please sign up here: https://tinyurl.com/fnalchat

 

Regular Chalk talks are usually held every Thursdays at 4:00pm in The Dark Side (Wilson Hall 6W) or 4:30 at the User’s Center. The Chalk Talk organizers can be found here.

 

Raw date Event date Title Speakers Host Summary Links
20240320 March 20, 2024, 12:00 pm US/Central Astro Chalk Talk: A closed loop universe cosmology Michael Albrow, Fermilab Abstract: I will discuss a topology based on CPT and two principles: (1) No boundaries to space-time (2) no physical infinities (or singularities). Consequencies are that world-line time (as in Feynman diagrams) is a closed loop with no beginning or end, different from thermodynamic or psychological time which is transient, not relevant at the Big... More »

 

Past Chalk Talks