Daeth Dr. Lyn Evans, sy'n enedigol o Aberdâr, i'r agoriad swyddogol hefyd, gan hedfan adref i Gymru o safle CERN yn y Swistir er mwyn siarad am bwysigrwydd annog pobl i astudio gwyddoniaeth, technoleg, peirianneg a mathemateg.
The official opening was also attended by Aberdare-born Dr Lyn Evans, who flew home to Wales from the CERN site in Switzerland to talk about the importance of encouraging people to study science, technology, engineering and mathematics.