Recently a friend sent me an interesting link to a video on Why Don’t Ships Have Headlights?

I found the video interesting even though I teach this subject in boating safety classes, the videos author also has many other videos covering different subjects including, Why Do Submarines Float So Low? Gyrocompass: How Ships Navigate Using The Earth’s Rotation, Why Did Her Stern Vibrate So Much? Icebreakers: How Do They Break Ice? How does GPS work?
And as noted in the comments, some ships do have headlights, here in the Pacific Northwest we think of lights on crab boats so they can pick post at night.
So I thought I would pass on the video and encourage you to check out some of his other videos.
Continue reading