The Singapore government wants to track cars using satellites and people are mad

The Government has greenlit a system to track cars with satellites to calculate road tax, and a lot of people don’t trust it. On Thursday, the Land Transport Authority announced that it has approved a multi-million dollar project to replace the current gantries at busy roads, which deduct money from cars driving through during peak periods. The new S$556 million ($397 million) project will be readied for 2020. It will involve installing car units that will communicate with a satellite […]

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Researchers have made GPS accurate to within a centimetre

Most of us rely on global positioning systems (GPS) to figure out where we’re going on a daily basis, but current technology works on the scale of metres – and although it can usually pinpoint which road you’re on, it often can’t determine exactly where you are on that road. But that could be about to change, thanks to new research that makes GPS accurate right down to the centimetre level – so, less than half an inch. And the new technology won’t just […]

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How GPS Receivers Work

Our ancestors had to go to pretty extreme measures to keep from getting lost. They erected monumental landmarks, laboriously drafted detailed maps and learned to read the stars in the night sky. Things are much, much easier today. For less than $100, you can get a pocket-sized gadget that will tell you exactly where you are onEarth at any moment. As long as you have a GPS receiver and a clear view of the sky, you’ll never be lost again. […]

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