With 475-500 hp and 10,600 rpm redline, it's the ultimate Atom, but not road-legal in the US.

The Atom 4R belongs to that almost masochistic breed of track cars that pushes road legality and viability to the limit in pursuit of performance ...

In an era where lightweight, experience-first sports cars are few and far between, Ariel's face-ripper keeps the flame alive. It’s hard to believe, but the Ariel Atom turned 25 years old this year.

The Atom and Nomad are two opposing answers to the track car question. We know the Atom's faster, but which is more fun?

The Ariel Atom has long been one of the nuttiest, most track-focused cars on the planet, and 18 months ago, the small British manufacturer launched the 4R. This little beast uses the same engine as a ...