1999 Polaris 700 Xc Sled, Suspension Rail L Or R Your Choice on 2040-parts.com

Elon Musk unveils Hyperloop

Elon Musk has been teasing us with something called the Hyperloop for a while now, referring to some Goldbergian cross between a railgun and an air hockey table that would zoot us and scoot us from San Francisco to Los Angeles in a half-hour. Now, in a 57-page PDF available here or here, he's outlined just what Hyperloop could be. Bad news?

Infiniti: Entry-level Infiniti teased ahead of Geneva

Infiniti Entry-Level Concept Geneva 2011 Infiniti has dragged Rolf out of the cupboard again, shoved a paintbrush in his hand and told him to illustrate their new, entry-level concept heading to Geneva. Which is Rolf’s first Infiniti gig since the Infiniti Performance Line G Coupe got teased last year ahead of Pebble. What we have this time is what Infiniti describes as a “…concept for a luxury performance car that will fit below the current G Line.” Which means it’s small.

Lexus Detroit Concept tease 2. Could this be an LFA derivative?

Lexus Detroit Concept tease 2 (click image for full size) Lexus has sent us the second teaser photo of a new concept showing a new design direction heading for the Detroit Auto Show. Last week Lexus came over all enigmatic and sent us a teaser photo of a concept car heading for the Detroit Auto Show in January which, they say, heralds a new design direction for Lexus. All we got was a tight front three-quarters shot of the new car showing a car which appeared to be dynamic and sporty, and with more than the odd design cue from the LFA.