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The SpaceX founder hopes to put humans on Mars in the mid-2020s, but that's just the first tiny baby step toward creating his vision of a Martian metropolis.
The company extends its lead with the next-generation wireless service, giving it an optimal selling point for the iPhone 5.
For nine weeks, CNET ran a daily photo challenge, asking readers to identify a mystery picture. Here's how the contest winner got 100 percent of the right answers.
Train fanatics can get a taste of 19th century steam locomotive magic at Railtown 1897 State Historic Park in California's Gold Country. CNET Road Trip 2012 stopped in for a ride.
If you know what today's picture is, you could be eligible to win a prize in the CNET Road Trip Picture of the Day contest.
If you know what this is and where it's located, you could win a prize in the CNET Road Trip Picture of the Day challenge.