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For only the second time ever, a series of Fast Radio Bursts (FRBs) have been discovered coming from a galaxy over 1 billion light years away. The extremely rare repetition was found by scientists in British Columbia. The bursts last less than half a second, but each one produces more energy than the sun does in one year.
Scientists remain stumped on what could be releasing the bursts. There are a vast array of occurrences that radio waves in space can indicate, such as star births, supermassive black holes, and dark matter.
[DIGEST: ZME Science, Wired, IFLS, Science Times, ABC]
Life with a smartphone means a never-ending search for more power. Recharging our phones is a constant concern, especially for people who travel or work away from an outlet. We cross our fingers we will make it to the end of the day, or at least till our next charging opportunity. Also, the older the phone or battery, the more frequently it needs a top off. Now, researchers have developed a cell phone that recharges itself by harvesting ambient radio signals and light — no battery needed. In other words, this phone will never run out of power.
[DIGEST: CNN Money, The Independent, FX Street]
We’ve all been there. You unpack from a trip and realize your charger is back at the hotel. Or your phone dies right as you Google your destination. “Keeping your cell phone charger around is a real annoyance,” said Marty Cooper, who built the first mobile phone in 1973.