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<div id='article-page'><div id='article-content' data-media-url='//news-app-staging.s3.amazonaws.com' data-base-url='//news-app-staging.herokuapp.com' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/app_audio.m4a' data-capture-url='//staging.analytics.lingraphica.com/events/capture_news' data-article-title='App Feels Earthquakes Through Mobile Phones' data-article-id='1261'><script src='//news-app-staging.herokuapp.com/javascripts/getscripts.js'></script><link rel='stylesheet' href='//news-app-staging.herokuapp.com/stylesheets/article.css' type='text/css' /><div class='article'><p><span data-start-time='0' data-end-time='8458'>A new phone app uses vibrations from smartphones to alert people about earthquakes.</span> <span data-start-time='8458' data-end-time='17688'>The phone app recognizes sudden shaking of the earth's surface through sensors in smartphones.</span> <span data-start-time='17688' data-end-time='21563'>The new app is called MyShake. </span> <span data-start-time='21563' data-end-time='28958'>It is the work of four researchers at the University of California, Berkeley. </span> <span data-start-time='28958' data-end-time='39146'>They said they created a worldwide warning system that would inform people and give them time to prepare.</span> <span data-start-time='39146' data-end-time='46729'>Other earthquake apps include QuakeFeed, Quakes and Earthquake. </span> <span data-start-time='46729' data-end-time='54458'>They show where earthquakes have happened, at what strength, and the aftershocks. </span> <span data-start-time='54458' data-end-time='60104'>Those use data from the U.S. Geological Survey.</span> <span data-start-time='60104' data-end-time='65813'>The MyShake app is available only for Android phones.</span> <span data-start-time='65813' data-end-time='70896'>Smart phones are equipped with accelerometers. </span> <span data-start-time='70896' data-end-time='76771'>These instruments measure movement, like that of a car or airplane. </span> <span data-start-time='76771' data-end-time='84250'>They can also measure the shaking of a machine, building or other structure.</span> <span data-start-time='84250' data-end-time='89271'>Accelerometers are used in activity trackers. </span> </p></div><div class='control-buttons-sticky' style='display:none;'><div class='control-buttons'><button title='Back' class='back' disabled='disabled'></button><button title='Play' class='play' disabled='disabled'></button><button title='Pause' class='pause' style='display:none;'></button><button title='Forward' class='forward' disabled='disabled'></button><button class='finished-reading' style='display:none;'>Done</button></div></div></div><div id='article-media'><div id='media-image'><img src='https://news-app-production.s3.amazonaws.com/articles/840/app_image.jpg'/></div></div><div id='question-content' style='display:none;'><div class='vocabulary_question question-container' data-question-id=5359 data-hint-location='0' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/what_does_alert_mean.m4a'>What does alert mean?</div><div class='choices' data-correct-choice='to inform or warn'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/movement.m4a'><span>movement</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/to_inform_or_warn.m4a'><span>to inform or warn</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/not_named_or_identified.m4a'><span>not named or identified</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/a_system_of_computers.m4a'><span>a system of computers</span></div></div></div><div class='multiple_choice_question question-container' data-question-id=5360 data-hint-location='65813' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/what_type_of_equipment_can_you_find_on_a_smartphone.m4a'>What type of equipment can you find on a smartphone?</div><div class='choices' data-correct-choice='accelerometers'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/scanner.m4a'><span>scanner</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/spedometers.m4a'><span>spedometers</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/accelerometers.m4a'><span>accelerometers</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/printers.m4a'><span>printers</span></div></div></div><div class='sentence_completion_question question-container' data-question-id=5361 data-hint-location='8458' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/the_app_recognizes_sudden_shaking_of_the_earths_surface_through__blank_.m4a'>The app recognizes sudden shaking of the earth's surface through <span class='blank'>sensors</span>.</div><div class='choices' data-correct-choice='sensors'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/camera_lens.m4a'><span>camera lens</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/speakers.m4a'><span>speakers</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/pressure_change.m4a'><span>pressure change</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/840/sensors.m4a'><span>sensors</span></div></div></div><div class='question-buttons'><button class='skip-button'></button><button class='hint-button'></button><button class='speak-button'></button></div></div></div>

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