Hikers who go missing while climbing Japan’s highest mountain could soon find a drone buzzing above their head. A new system using the flying machines has been set up on Mount Fuji for future search-and-rescue missions.
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It wasn’t long ago that a gyro — or gyroscope — was an exotic piece of electronics gear. Most of us only saw them as children’s toys that would balance on your finger. That’s changed, though, thanks to microelectronics. Now your game controller, your phone, and your drone all probably use little ICs that are actually three-axis gyroscopes. Ever wonder how they work and what they do? [RCModelReviews] has a video that covers three kinds of gyros: old mechanical gyros, modern MEMS gyros, and even an exotic laser-based gyro

View original article at Hack A Day

The Californian town has been destroyed by the Camp Fire.

View original article at BBC World News

For the 18th time this year, SpaceX has successfully launched to space.
After lifting off from NASA’s Kennedy Space Center along the Florida coast at 3:46 p.m. on Thursday, SpaceX’s Falcon 9 rocket delivered a communications satellite, Es’hail-2, into orbit for its latest customer, the nation of Qatar. 
About 10 minutes later, the rocket booster — which contains nine expensive, SpaceX-made Merlin engines — descended through the atmosphere and landed in the Atlantic Ocean on the Elon Musk-named droneship “Of Course I Still Love You

View original article at Mashable

Enlarge / A Block 5 variant of the Falcon 9 rocket launches the Telstar 19 mission in July. (credit: Trevor Mahlmann)
4:20pm ET Update: Another mission success for SpaceX. Not only did the rocket’s second stage successfully deploy the Es’hail-2 satellite into a geostationary transfer orbit on Thursday, the rocket’s first stage also safely landed on a drone ship in the Atlantic Ocean.
With Thursday’s launch, SpaceX has now flown 18 mission this year, tying its record set in 2017. The company could fly as many as four more rockets this year

View original article at Ars Technica