Downwind faster than the wind

Some while back, I met Rick Willoughby on a forum at http://www.boatdesign.net . I was a little skeptical of a thread dedicated to travelling downwind faster than the wind, powered only by the wind - until Rick guided me through the associated physics.
Later, I discovered that for Rick this was only something that fell out [...]

The Rich Get Richer - and the poor get poorer

by Mike K-H
Every Sunday morning, I buy a local French paper and the UK Saturday Telegraph - except for the days when the shop doesn’t receive it, which have become more frequent this year. After I’ve checked to see how Michael Wright is getting on a little way to the north of me (one [...]