Category Archives: earthquake

Hackaday Prize Entry: Earthquake Warnings via Tweets

Seismic waves travel through the Earth’s crust at about four kilometers a second. Light travels through fiber at about 200,000 kilometers per second. Taking network lag into account, it’s possible to read a Tweet about an earthquake a few seconds before the shaking starts. This is the concept behind an XKCD strip and a project for the Hackaday Prize.

[Zalmotek]’s Earthquake Validation Gadget is an Internet-connected box designed for those few seconds between asking yourself, ‘is this an earthquake’ and saying, ‘yeah, this is totally an earthquake’. Inside this wall-mounted box is both a sensitive vibration sensor and a microcontroller …read more

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