/channels/taxonomy/term/5551/all en /channels/channels/news/how-different-were-galaxies-early-universe-347633 <p>An array of 350 radio telescopes in the Karoo desert of South Africa is getting closer to detecting the “cosmic dawn” — the era after the Big Bang when stars first ignited and galaxies began to bloom.</p> <p>A team of scientists from across North America, Europe, and South Africa has doubled the sensitivity of a radio telescope called the Hydrogen Epoch of Reionization Array (<a href="https://reionization.org/">HERA</a>). With this breakthrough, they hope to peer into the secrets of the early universe.</p> Wed, 12 Apr 2023 13:46:20 +0000 webfull 188897 at /channels /channels/news/alma-rewrites-history-universes-stellar-baby-boom-225393 <p><b>Observations with the Atacama Large Millimeter/submillimeter Array (ALMA) show that the most vigorous bursts of star birth in the cosmos took place much earlier than previously thought. The results are published in a set of papers to appear in the journal Nature and in the Astrophysical Journal. The research is the most recent example of the discoveries coming from the new international ALMA observatory, which celebrates its inauguration today.<br /> Wed, 13 Mar 2013 18:08:39 +0000 webfull 95145 at /channels