Today's NYT Midi Crossword is live, and Tuesday's grid brings a music-themed yoga flow that's equal parts clever and stretchy ...

Sorting algorithms are an essential chapter in undergraduate computer science education. Due to their easy to explain nature and fairly straight-forward analysis, this set of algorithms offers a ...

Abstract: The problem of learning a channel decoder is considered for two channel models. The first model is an additive noise channel whose noise distribution is unknown and nonparametric. The ...

For many years Hobbyshop Window was a popular department in the pages of Model Railroader magazine. We’re excited to bring it back as a recurring feature on Trains.com. Here’s a recap of some of the ...

A new run of HO scale Electro-Motive Division SW1 end-cab switchers is now available from Wm. K. Walthers Inc. The Mainline-series model has received several upgrades since I last reviewed it in the ...