/ness/ en /ness/2018/02/28/did-dark-matter-make-early-universe-chill-out <span>Did Dark Matter Make The Early Universe Chill Out?</span> <span><span>Anonymous (not verified)</span></span> <span><time datetime="2018-02-28T08:58:22-07:00" title="Wednesday, February 28, 2018 - 08:58">Wed, 02/28/2018 - 08:58</time> </span> <div> <div class="imageMediaStyle focal_image_wide"> <img loading="lazy" src="/ness/sites/default/files/styles/focal_image_wide/public/article-thumbnail/the_edges_ground-based_radio_spectrometer.jpg?h=0a4eafde&amp;itok=-tuuhPcU" width="1200" height="600" alt="The EDGES ground-based radio spectrometer"> </div> </div> <div role="contentinfo" class="container ucb-article-categories" itemprop="about"> <span class="visually-hidden">Categories:</span> <div class="ucb-article-category-icon" aria-hidden="true"> <i class="fa-solid fa-folder-open"></i> </div> <a href="/ness/taxonomy/term/6"> News </a> </div> <div role="contentinfo" class="container ucb-article-tags" itemprop="keywords"> <span class="visually-hidden">Tags:</span> <div class="ucb-article-tag-icon" aria-hidden="true"> <i class="fa-solid fa-tags"></i> </div> <a href="/ness/taxonomy/term/362" hreflang="en">Cosmic Chill</a> <a href="/ness/taxonomy/term/344" hreflang="en">EDGES instrument</a> <a href="/ness/taxonomy/term/240" hreflang="en">Early Universe</a> </div> <span>Nell Greenfieldboyce</span> <div class="ucb-article-content ucb-striped-content"> <div class="container"> <div class="paragraph paragraph--type--article-content paragraph--view-mode--default"> <div class="ucb-article-content-media ucb-article-content-media-above"> <div> <div class="paragraph paragraph--type--media paragraph--view-mode--default"> <div> <div class="imageMediaStyle large_image_style"> <img loading="lazy" src="/ness/sites/default/files/styles/large_image_style/public/article-image/the_edges_ground-based_radio_spectrometer_0.jpg?itok=tndUGKGJ" width="1500" height="1437" alt="The EDGES ground-based radio spectrometer"> </div> </div> </div> </div> </div> <div class="ucb-article-text d-flex align-items-center" itemprop="articleBody"> <div><p><strong>From NPR:</strong>&nbsp;Scientists have probed a period of the universe's early history that no one has been able to explore before — and they got a surprise: It was far colder in the young universe, before the first stars blinked on, than astronomers previously thought.</p><p>What's more, that cosmic chill may have come from previously unknown interactions between normal matter and mysterious, so-called dark matter, according to two new reports in the journal&nbsp;<em>Nature</em>.</p><p>If so, it's the first time scientists have observed any effect of dark matter other than its gravitational pull.&nbsp;</p><p>All of this comes from an experiment that detected a faint radio signal from primordial hydrogen gas in the young universe, just 180 million years after the Big Bang. <a href="https://www.npr.org/sections/thetwo-way/2018/02/28/588833582/did-dark-matter-make-the-early-universe-chill-out" rel="nofollow">Read more...</a></p></div> </div> </div> </div> </div> <h2> <div class="paragraph paragraph--type--ucb-related-articles-block paragraph--view-mode--default"> <div>Off</div> </div> </h2> <div>Traditional</div> <div>0</div> <div>On</div> <div>White</div> Wed, 28 Feb 2018 15:58:22 +0000 Anonymous 568 at /ness