Ambulance, Binary Stars and Saving Lives at Sea
What does a screaming ambulance on a city street have in common with a pair of stars dancing in deep space? More than you’d think. Discover how the Doppler Effect... Read more.
David Ricardo, One Ale and Göta Canal
A foreigner would not immediately distinguish a Swedish newspaper from a Danish one. The two languages are very close to each other. What differs dramatically is... Read more.
A Cup of Tea on Everest – and What It Explains About Your Boat
A boat propeller is designed to work with liquid water - relying on its density, mass and viscosity to transmit force. When cavitation occurs, part of that water... Read more.
Engine-free transom – how it works
Increasing onboard space is a major industry trend, with unfolding freeboards now appearing on many modern vessels. However, the traditional layout of outboard-powered... Read more.
A Radar Reflector, an orchestra and a missing ship
Why your boat is Noise, not Music: Radar Reflectors Explained with physics, coherence and orchestra analogy.... Read more.
Kon-Tiki Expedition – by raft across the Pacific
On April 28, 1947, Kon-Tiki set sail, and after 101 days and 4500 nm of risk and adventure, the raft struck a reef near Raroia in Tuamotu.... Read more.
Jules Verne, Tuomas Vohlonen and the Nodding Needle
From Jules Verne’s disturbed needle to Tuomas Vohlonen’s steadying liquid, the compass tells a deeper story than simple direction. It is a thousand-year-old... Read more.
Cristiansø – a tiny Danish outpost
Few nautical miles northeast of Bornholm, the Ertholmene archipelago - three small islands, only two inhabited - feels like Denmark’s smallest and most charming... Read more.
Old Jokes, Paper Charts and Navigating the Hall of Mirrors
Have you ever found yourself in that "magical" situation - sailing in open water, far from any navigational hazards, only to have your chart plotter insist you are... Read more.