For thousands of years, explorers have navigated by following the natural world: the sun, stars, prevailing winds, and even moss. Common wisdom says that moss grows only on the north side of trees, which means you can use it to find your bearings if you’re lost in the woods.
On the first of every year, millions of Americans make a New Year’s resolution (or two or three) that they won’t keep. Still, despite the ritual’s repeated failings, we keep trying. This yearly tradition, which dates as far back as Ancient Rome, is a reminder that humans can't stop believing in new beginnings.
There will be an extra second in 2016, and people are not happy about it. Neither is your computer. This year’s (or next year’s, if you’re in most of the Eastern Hemisphere) extra second will probably have little to no effect on you, unless you count the relentless jokes about this terrible year lasting one second longer.
To instantaneously transport across space, our bodies would need to convert to energy and back without mishap. Even if we combined the storages of every computer available today, that would hold just a fraction of the data for one human, says Caltech physicist Philip Hopkins