Roller bearings are used to replace sliding movement with low friction, rolling motion in rotary applications. The principal types of roller bearings are cylindrical, spherical, and tapered. In ...

There are many different types and styles of rollers available for compaction, but not every roller is right for every job. Take a look at the types of rollers available and decide when ...

Not to be confused with roller-skating, Rollerblading requires skates that are narrower and speedier and that have multiple wheels in a straight line, rather than a square formation. There are ...

Shorn of its carbon-fiber bodywork, the Bugatti Tourbillon still looks amazing, Bugatti developed a new chassis for the Tourbillon hypercar. Changing regulations and a new hybrid drivetrain meant ...

Using basic TopGear.com engineering principles, building a hypercar appears to be extremely easy. Take one massive engine. Bolt it into a go kart. Fit some fancy dampers. A steering wheel. Some ...

Unlike most backpacks or duffels, the best rolling luggage has storage compartments, sturdy handles, and plenty of space. There’s something so pleasing about packing your items neatly before a ...

Asawin "Swin" Suebsaeng is a Senior Political Reporter at Rolling Stone, covering the modern American conservative movement and GOP. Before joining Rolling Stone, he was a White House reporter for ...

The best rolling backpacks offer both the effortless mobility of a wheeled bag and the convenient storage of a traditional backpack. We spent hours researching options from a variety of brands to ...

The Rolling Stones began calling themselves the "World's Greatest Rock & Roll Band" in the late Sixties. Few disputed the claim then, and few would dispute it now. The “bad boy” counterparts ...

The roller coaster has its origins in St. Petersburg, Russia, as a simple slide that took thrillseekers down an icy ramp past a variety of colored lanterns. Catherine the Great gave this custom a ...

Bar models can help you visualise a calculation. Let's divide this bar model into 8 sections. Now all you have to work out is how many 8s are in 48. There are 6.

While many schools offer early decision and early action in addition to regular admissions, some offer rolling admissions. This is where colleges evaluate applications as they receive them ...