<p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><span fr-original-style="color: rgb(15, 15, 15); font-family: Roboto, Arial, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: pre-wrap; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgba(0, 0, 0, 0.05); text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;" id="isPasted" style="color: rgb(15, 15, 15); font-family: Roboto, Arial, sans-serif; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: pre-wrap; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: rgba(0, 0, 0, 0.05); text-decoration-style: initial; text-decoration-color: initial; float: none; display: inline !important; box-sizing: border-box;">암흑물질은 도대체 무엇일까? 과학자들은 아직도 이 암흑물질의 정체를 찾아내지 못했습니다. 우리 인간은 우주의 겨우 4%밖에 이해하지 못했습니다. 나머지 23%는 암흑물질, 73%는 암흑에너지로 채워져있죠. 이 암흑물질은 별과 행성, 은하 등등 우리 인간이 볼 수 있는 물질들보다 5배나 더 많이 존재하는 것으로 예측되고 있습니다. 오늘은 암흑물질에 대해서 알아봅니다.</span></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><br fr-original-style="" style="box-sizing: border-box;"></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><a fr-original-style="" href="https://youtu.be/Y_TA_nenL8Y" rel="noopener noreferrer" style="color: inherit; text-decoration: none; cursor: pointer; box-sizing: border-box;" target="_blank">https://youtu.be/Y_TA_nenL8Y</a></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><span contenteditable="false" draggable="true" fr-original-class="fr-video fr-deletable fr-draggable" fr-original-style="display: block; clear: both; text-align: center;" style="display: block; clear: both; text-align: center; box-sizing: border-box;"><iframe width="100%" height="400" src="https://www.youtube.com/embed/Y_TA_nenL8Y?&wmode=opaque&rel=0" frameborder="0" allowfullscreen="" data-gtm-yt-inspected-4="true" fr-original-style="" fr-original-class="fr-draggable" style="border: 0px; box-sizing: border-box;"></iframe></span></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><br fr-original-style="" style="box-sizing: border-box;"></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><br fr-original-style="" style="box-sizing: border-box;"></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><a fr-original-style="" href="https://youtu.be/Ue8B6AjOSzs" rel="noopener noreferrer" style="color: inherit; text-decoration: none; cursor: pointer; box-sizing: border-box;" target="_blank">https://youtu.be/Ue8B6AjOSzs</a></p><p fr-original-style="" style="margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"><span contenteditable="false" draggable="true" fr-original-class="fr-video fr-deletable fr-draggable" fr-original-style="display: block; clear: both; text-align: center;" style="display: block; clear: both; text-align: center; box-sizing: border-box;"><iframe width="100%" height="400" src="https://www.youtube.com/embed/Ue8B6AjOSzs?&wmode=opaque&rel=0" frameborder="0" allowfullscreen="" data-gtm-yt-inspected-4="true" fr-original-style="" fr-original-class="fr-draggable" style="border: 0px; box-sizing: border-box;"></iframe></span><br fr-original-style="" style="box-sizing: border-box;"></p>
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