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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/2207/space_shield.m4a' data-capture-url='//staging.analytics.lingraphica.com/events/capture_news' data-article-title='Have Scientists Discovered a Radio Space Shield?' data-article-id='2724'><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='7979'>Space, it turns out, is not a very safe place for electronic devices.</span> <span data-start-time='7979' data-end-time='20646'>High-energy space particles can cause serious problems for satellites and electronic equipment, even on the Earth’s surface.</span> <span data-start-time='20646' data-end-time='27167'>These particles usually come from storms on the sun.</span> <span data-start-time='27167' data-end-time='38792'>But there may be a way to protect against dangerous high-energy particles by using a kind of radio wave.</span> <span data-start-time='38792' data-end-time='48188'>The magnetic field around the Earth protects it from the effects of many kinds of high-energy particles.</span> <span data-start-time='48188' data-end-time='52771'>This shield is called the Van Allen belt.</span> <span data-start-time='52771' data-end-time='61917'>It was discovered by the first American satellite, Explorer 1, in 1958.</span> <span data-start-time='61917' data-end-time='75854'>In the years since, scientists have learned the ‘belt’ is really three belts that change in size and shape over time.</span> <span data-start-time='75854' data-end-time='85375'>One kind of radio wave may be able to provide protection against some high-energy particles.</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/2207/space_shield.jpg'/></div></div><div id='question-content' style='display:none;'><div class='vocabulary_question question-container' data-question-id=9675 data-hint-location='27167' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/what_does_particle_mean.m4a'>What does particle mean?</div><div class='choices' data-correct-choice='part of something'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/high_energy.m4a'><span>high energy</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/part_of_something.m4a'><span>part of something</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/planet_belt.m4a'><span>planet belt</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/space_dust.m4a'><span>space dust</span></div></div></div><div class='multiple_choice_question question-container' data-question-id=9676 data-hint-location='0' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/what_is_space_not_safe_for.m4a'>What is space not safe for?</div><div class='choices' data-correct-choice='electronic devices'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/space_particles.m4a'><span>space particles</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/electronic_devices.m4a'><span>electronic devices</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/radio_stations.m4a'><span>radio stations</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/astronauts.m4a'><span>astronauts</span></div></div></div><div class='sentence_completion_question question-container' data-question-id=9677 data-hint-location='20646' style='display:none;'><div class='question' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/particles_usually_come_from__blank_.m4a'>Particles usually come from <span class='blank'>sun storms</span>.</div><div class='choices' data-correct-choice='sun storms'><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/serious_problems.m4a'><span>serious problems</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/space_travel.m4a'><span>space travel</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/sun_storms.m4a'><span>sun storms</span></div><div class='choice' data-sound-name='https://news-app-production.s3.amazonaws.com/articles/2207/star_collision.m4a'><span>star collision</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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