{"id":5792,"date":"2022-11-06T09:07:00","date_gmt":"2022-11-06T08:07:00","guid":{"rendered":"https:\/\/mladysvet.sk\/?p=5792"},"modified":"2024-09-08T09:26:53","modified_gmt":"2024-09-08T07:26:53","slug":"cestovanie-v-case-mozne-alebo-nemozne","status":"publish","type":"post","link":"https:\/\/mladysvet.sk\/?p=5792","title":{"rendered":"Cestovanie v \u010dase: Mo\u017en\u00e9 alebo nemo\u017en\u00e9?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ot\u00e1zka cestovania v \u010dase je jednou z najfascinuj\u00facej\u0161\u00edch z\u00e1had, ktor\u00e1 od nepam\u00e4ti l\u00e1ka \u013eudsk\u00fa predstavivos\u0165. \u010ci u\u017e ide o sci-fi filmy, rom\u00e1ny alebo vedeck\u00e9 diskusie, t\u00e9ma putovania \u010dasom je st\u00e1le aktu\u00e1lna. Ale je to v\u00f4bec mo\u017en\u00e9?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cestovanie do bud\u00facnosti: Teoreticky mo\u017en\u00e9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Dilat\u00e1cia \u010dasu:<\/strong> Pod\u013ea Einsteinov\u00fdch te\u00f3ri\u00ed relativity, \u010das nie je absol\u00fatny, ale relat\u00edvny a z\u00e1vis\u00ed od r\u00fdchlosti a gravita\u010dn\u00e9ho po\u013ea. \u010c\u00edm r\u00fdchlej\u0161ie sa pohybujeme alebo \u010d\u00edm silnej\u0161ie gravita\u010dn\u00e9 pole p\u00f4sob\u00ed, t\u00fdm pomal\u0161ie pre n\u00e1s plynie \u010das. To znamen\u00e1, \u017ee ak by sme sa pohybovali r\u00fdchlos\u0165ou bl\u00edzkou r\u00fdchlosti svetla alebo boli v bl\u00edzkosti ve\u013emi hmotn\u00e9ho objektu, ako je \u010dierna diera, \u010das by pre n\u00e1s plynul pomal\u0161ie ako pre \u013eud\u00ed na Zemi. Ke\u010f by sme sa vr\u00e1tili sp\u00e4\u0165 na Zem, zistili by sme, \u017ee sme sa dostali do bud\u00facnosti.<\/li>\n\n\n\n<li><strong>Kozmick\u00e9 lode:<\/strong> V princ\u00edpe by sme mohli cestova\u0165 do bud\u00facnosti pomocou ve\u013emi r\u00fdchlych kozmick\u00fdch lod\u00ed. Av\u0161ak, z technologick\u00e9ho h\u013eadiska je to zatia\u013e \u00faplne nedosiahnute\u013en\u00e9.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Cestovanie do minulosti: Zlo\u017eitej\u0161ie ot\u00e1zky<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Paradox star\u00e9ho otca:<\/strong> Jedn\u00fdm z najzn\u00e1mej\u0161\u00edch paradoxov spojen\u00fdch s cestovan\u00edm do minulosti je tzv. paradox star\u00e9ho otca. Ak by sme cestovali do minulosti a zabili svojho star\u00e9ho otca sk\u00f4r, ne\u017e by splodil n\u00e1\u0161ho otca, ako by sme sa potom mohli narodi\u0165? Tento paradox nazna\u010duje, \u017ee cestovanie do minulosti by mohlo vies\u0165 k logick\u00fdm nezrovnalostiam a paradoxom.<\/li>\n\n\n\n<li><strong>\u010cervie diery:<\/strong> Niektor\u00e9 te\u00f3rie predpokladaj\u00fa existenciu \u010derv\u00fdch dier, ktor\u00e9 by mohli sl\u00fa\u017ei\u0165 ako tunely cez \u010dasopriestor. Ak by sa n\u00e1m podarilo vytvori\u0165 a stabilizova\u0165 \u010derviu dieru, mohli by sme teoreticky cestova\u0165 do minulosti alebo bud\u00facnosti. Av\u0161ak, zatia\u013e nie s\u00fa \u017eiadne d\u00f4kazy o existencii \u010derv\u00fdch dier a ich vytvorenie by si vy\u017eadovalo obrovsk\u00e9 mno\u017estvo energie a technol\u00f3gi\u00ed, ktor\u00e9 zatia\u013e nepozn\u00e1me.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">S\u00fa\u010dasn\u00fd stav poznania<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u017diadne experiment\u00e1lne d\u00f4kazy:<\/strong> Napriek mnoh\u00fdm te\u00f3ri\u00e1m a \u0161pekul\u00e1ci\u00e1m, zatia\u013e neexistuj\u00fa \u017eiadne experiment\u00e1lne d\u00f4kazy o tom, \u017ee cestovanie v \u010dase je mo\u017en\u00e9.<\/li>\n\n\n\n<li><strong>Vedeck\u00e9 obmedzenia:<\/strong> Zatia\u013e neexistuje \u017eiadna ucelen\u00e1 a v\u0161eobecne akceptovan\u00e1 te\u00f3ria, ktor\u00e1 by vysvet\u013eovala, ako by cestovanie v \u010dase mohlo fungova\u0165.<\/li>\n\n\n\n<li><strong>Etick\u00e9 ot\u00e1zky:<\/strong> Cestovanie v \u010dase by vyvolalo mno\u017estvo etick\u00fdch ot\u00e1zok. Mohli by sme zmeni\u0165 minulos\u0165? Ak \u00e1no, ak\u00e9 by to malo n\u00e1sledky?<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Zatia\u013e \u010do cestovanie do bud\u00facnosti je teoreticky mo\u017en\u00e9, cestovanie do minulosti je spojen\u00e9 s mnoh\u00fdmi paradoxmi a ot\u00e1zkami. Aj ke\u010f sa t\u00e1to t\u00e9ma zd\u00e1 by\u0165 viac sci-fi ne\u017e vedeck\u00e1, st\u00e1le fascinuje vedcov a \u0161irok\u00fa verejnos\u0165. Je mo\u017en\u00e9, \u017ee v bud\u00facnosti sa na\u0161e ch\u00e1panie \u010dasu a vesm\u00edru zmen\u00ed a cestovanie v \u010dase sa stane realitou. Av\u0161ak, zatia\u013e zost\u00e1va v oblasti \u0161pekul\u00e1ci\u00ed a vedeck\u00fdch hypot\u00e9z.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ot\u00e1zka cestovania v \u010dase je jednou z najfascinuj\u00facej\u0161\u00edch z\u00e1had, ktor\u00e1 od nepam\u00e4ti l\u00e1ka \u013eudsk\u00fa predstavivos\u0165. \u010ci u\u017e ide o sci-fi filmy, rom\u00e1ny alebo vedeck\u00e9 diskusie, t\u00e9ma putovania \u010dasom je st\u00e1le aktu\u00e1lna. Ale je to v\u00f4bec mo\u017en\u00e9? Cestovanie do bud\u00facnosti: Teoreticky mo\u017en\u00e9 Cestovanie do minulosti: Zlo\u017eitej\u0161ie ot\u00e1zky S\u00fa\u010dasn\u00fd stav poznania Zatia\u013e \u010do cestovanie do bud\u00facnosti je teoreticky mo\u017en\u00e9, cestovanie do minulosti je spojen\u00e9 s mnoh\u00fdmi paradoxmi a ot\u00e1zkami. Aj ke\u010f sa t\u00e1to t\u00e9ma zd\u00e1 by\u0165 viac sci-fi ne\u017e vedeck\u00e1, st\u00e1le fascinuje vedcov a \u0161irok\u00fa verejnos\u0165. Je mo\u017en\u00e9, \u017ee v bud\u00facnosti sa na\u0161e ch\u00e1panie \u010dasu a vesm\u00edru zmen\u00ed a cestovanie v \u010dase sa stane realitou. Av\u0161ak, zatia\u013e zost\u00e1va v oblasti \u0161pekul\u00e1ci\u00ed a vedeck\u00fdch hypot\u00e9z.<\/p>\n","protected":false},"author":1,"featured_media":5793,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[],"coauthors":[428],"class_list":["post-5792","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aktuality"],"acf":[],"_links":{"self":[{"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/posts\/5792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5792"}],"version-history":[{"count":1,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/posts\/5792\/revisions"}],"predecessor-version":[{"id":5794,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/posts\/5792\/revisions\/5794"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=\/wp\/v2\/media\/5793"}],"wp:attachment":[{"href":"https:\/\/mladysvet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5792"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/mladysvet.sk\/index.php?rest_route=%2Fwp%2Fv2%2Fcoauthors&post=5792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}