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Kia CUB concept

Kia gave its new CUB concept its official debut at this week's Seoul Auto Show. The B-segment five-door hatchback was designed at Kia's Namyang Design Center in Hwaseong, South Korea, under the direction of the carmaker's president and chief design officer Peter Schreyer and is less than 4 meters long. Developed as the latest study into Kia's B- and C-segment future models following last year's Trackster concept and the Provo concept unveiled earlier this month at the Geneva show, there are a number of design features taken from the 2007 Kia Kee 2+2 concept.

Frankfurt 2011: New Lexus GS 450h (2012) arrives

New Lexus GS 450h arrives at Frankfurt As we said last month – when the 2012 Lexus GS debuted at Pebble Beach – our favourite Lexus looks to offer quite a bit more than the old GS. Perhaps even more so in the Lexus GS 450h, which has just had its world debut at Frankfurt. Apart from the new looks on the outside, the inside gets a proper makeover too.

Video: A look inside CATLY's studio walls and Toyota FT-1 concept development

Motor Trend has taken a look inside the studio walls of CALTY to produce a documentary of the design development of a star of last week's Detroit auto show, the Toyota FT-1 concept. Toyota's Californian design studio has been responsible for some of the company's best recent work including the Lexus LF-LC concept. In this episode of Downshift, Motor Trend spoke to some of those behind the FT-1's design – Kevin Hunter, CALTY Research president, studio chief designer Alex Shen and William Chergosky, interior chief designer.