How Google’s Earthquake Alerts Protected Millions — And How to Turn It On in Quake-Prone Countries When two massive earthquakes (7.2 and 7.5) struck Venezuela recently, the country had no national early warning system. But millions of Android phones lit up with loud alerts seconds to minutes before the shaking hit — giving people precious time to drop, cover, and hold on. Google’s clever system turns the accelerometers in over 2 billion Android phones into a giant crowdsourced seismic network. It detects the first waves, confirms the quake, and blasts notifications to users in the affected area. In Venezuela, it reached 11.4 million people — proving technology can save lives even where governments can’t. How to activate it (works in nearly 100 countries): Open Settings on your Android phone. Tap Safety & Emergency (or search for “Earthquake alerts”). Select Earthquake Alerts and toggle it ON. Keep Location services ena...
Gaze
Built-in sensors let you use your gaze to move the cursor so you can select holograms. Turn your head and the cursor will follow.
Gesture
Use simple gestures to open apps, select and size items, and drag and drop holograms in your world.
Voice
Use voice commands to navigate, select, open, command, and control your apps. Speak directly to Cortana, who can help you complete tasks.
Collaborate with shared perspective
It’s easier to show than to tell. Collaborate remotely with heads-up, hands-free video calling, image sharing, and mixed reality annotations to pinpoint and solve problems efficiently.1
Create what you imagine
Shape holograms to fine‑tune a design, share ideas, and understand your creations in relation to the real world.
Visualize your work
Experience designs in real-world context when you interact with holograms in physical space. Bring designs from concept to completion with confidence and speed.2 3
Explore places and ideas
See holograms from your colleague’s perspective even if she’s on the other side of the world. Explore ideas in the real world, inside and out.
Purchase or rent to get started and walk your way into a new world.
GET HOLOLENSFor developers you can visit the link to develop your app for this great invention.
https://developer.microsoft.com/en-us/windows/mixed-reality/install_the_tools
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