Matt Hutton fell in love with photography at age seven. He's also in love with Australia, and he gets to travel across it as an employee of Rio Tinto Rail, a railroad company that transports ore across the country. I don't blame him. Just look at the beautiful photos he sent us:
Human And Dolphin Surfing Together -- And Other Beautiful Images From Australia
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Five years ago, I threw away a hard drive. An utterly generic 250GB portable hard drive, already a few years old, with a couple of dings and scratches in its shell and with the beginnings of an audible click that would have eventually killed it. It had a data file containing 1400 Bitcoin on it. No big deal, at the time. Today, those few kilobytes are worth more than four million dollars.
Last week, Tesla announced Australian pre-orders for its solar roof, with installations starting in 2018. The idea is fantastic -- replace your house roof with solar tiles that look good, generate power and are even more durable than existing options. But in the real world, is it worth the price? We crunch the numbers to find out.