Flipboard Science Desk<p>The Wilkes Land crater is a hole in the bedrock beneath East Antarctica's ice sheet measuring 315 miles (510 kilometers) across. Researchers have been trying to explain its existence since the 1960s. Finally, it looks like they have their answer. <span class="h-card" translate="no"><a href="https://flipboard.com/@LiveScience" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>LiveScience</span></a></span> explains: </p><p><a href="https://flip.it/8DBfdF" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">flip.it/8DBfdF</span><span class="invisible"></span></a></p><p><a href="https://flipboard.social/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://flipboard.social/tags/Earth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Earth</span></a> <a href="https://flipboard.social/tags/Antarctica" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Antarctica</span></a> <a href="https://flipboard.social/tags/Meteors" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Meteors</span></a></p>