Why is a soap bubble like a railway?
(2020). Who said you couldn’t minimise without calculus? A low-tech
intro to network planning and soap bubbles. I also touch on complexity theory, physics, curvature,
tessellations, time travel and climate change.
Black hole mergers (2020). Notes for
an open-ended Physics Circle discussion of colliding black holes and LIGO.
Searching for aliens
(2020). Notes for a Physics Circle discussion of fast
radio bursts, signals, and extraterrestrials.
The Scrubland Manifesto
(2019). A blogifesto controversially asserting that high
school math should be fun, useful and engaging. Examples included.
Fermi estimates: from Harry Potter to ET (2019). A
Physics Circle talk on how to estimate just about anything,
from the amount of computer storage in the world to the loonies concealed in couches across Canada.