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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?

Porsche Macan gets 2.0 litre 4-cylinder petrol engine

Porsche Macan gets 2.0 litre 4-Cylinder petrol engine The new Porsche Macan looks set to change the rules for the compact SUV market, with class best handling and dynamics and performance that beats many a focused hot hatch. But despite beliefs Porsche would offer its first 4-cylinder engine in a generation at launch, the only engines on offer were a 3.0 litre diesel in the Macan S Diesel, a 3.0 V6 Turbo in the Macan S and a 3.6 litre turbo in the Macan Turbo, with expectations that the Macan wouldn’t get a four-cylinder engine util the end of 2014. But it looks like an early arrival for the four-pot Macan with news it’s getting a new 2.0 litre 4-cylinder petrol engine which delivers 237bhp and 258lb/ft of torque, enough to get the Macan to 62mph in 6.9 seconds and offer official economy of 37.6mpg.

One Lap of the Web: 1980s collectibles, McLaren F1 video and snow tires for all

-- It may not be the newest supercar, but few would argue the McLaren F1's place near the top of the all-time greats list. Now you can relive the car's 241-mph top speed run from 1998 in this full-length video. -- Hagerty's Jonathan Stein considers now-classic cars and the joys of using them as they were intended: In the white stuff with a set of snow tires.