Save the Date: Autumn Research Summit 2026
Our annual in-person and livestreamed gathering returns this fall — here is what to expect.
Our annual in-person and livestreamed gathering returns this fall — here is what to expect.
A starter guide for new members who want to move from reading to doing their own research.
A five-mile laser test with time-stamped footage and instrument close-ups.
A plain-language explainer on atmospheric refraction and why it matters for every long-distance observation.
Our research team responds to the community’s most-asked questions from the month.
A look at the history of the UN emblem map projection and why it keeps coming up in community discussions.
A modern re-creation of the famous 19th-century canal experiment, redone with today’s optics.
Simple, low-cost methods for running your own level and distance experiments at home, with an honest look at their margins of error.
We sat down with a 22-year aviation veteran to talk about routes, instruments, and unanswered questions.
A land surveyor discusses the instruments of the trade and how curvature is handled in professional practice.