We know many people who put much effort into building model train setups ... but it isn’t. The S-scale set includes two locomotives, a tanker, a box car, a hopper car, and a gondola car.

There are two choices every beginner model railroader must make: What scale will you and era will you model? The modeling scale serves as the underpinning of the world you’ll create. Scale ...

So you've found the hobby of model railroading. Whether you were introduced to it by a family member or friend, or picked up ...

There is a full-scale diorama of an 1860s construction site high in the Sierra Nevada, historic cars visitors that can walk through, displays on model railroad and toy trains, and activity areas ...

You can build a model of the Great Pyramid, but first you need to scale it down. To do this, you will need to make the pyramid 3,000 times smaller than it really is! To achieve that, every 30 ...

Removing the turntable and it’s requisite parts made plenty of room for the N-scale railroad (that’s really small stuff!). An Arduino with a motor shield drives the train around the loop.

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to ...

特斯拉Model Y定位于为中型SUV，同时也是特斯拉的第五款量产车型，其基于Model 3平台开发而来，因此设计风格上与Model 3十分相似。尽管外观很相似，但是车身尺寸方面，Model Y确实要比Model 3要实在很多，Model Y比Model 3长了56mm、宽了71mm、高了181mm、轴距长了15mm ...

Learn about our editorial policies In economics, the term diseconomies of scale describes the phenomenon that occurs when a firm experiences increasing marginal costs per additional unit of output.

We sell different types of products and services to both investment professionals and individual investors. These products and services are usually sold through license agreements or subscriptions ...

Scale AI was conceived in 2016 as a one-stop shop for supplying human labor to perform tasks that could not be done by algorithms — essentially, the antithesis of AI. Cofounders Alexandr Wang ...

Whether it’s a pair of sneakers, new makeup, a concert or something else, when you have some extra cash, how do you spend it? By Natalie Proulx Are you easily distracted? If so, you’re in ...