https://www.interez.sk/juzna-korea-zapla-umele-slnko-ich-fuzny-reaktor-dosiahol-100-milionov-stupnov-celzia-po-dobu-20-sekund-co-je-svetovy-rekord/south-korean-national-fusion-research-institute/ byť smart je interez Mon, 28 Dec 2020 09:26:48 +0000 hourly 1