') no-repeat center / 30px 24px transparent;border:0;cursor:pointer;margin:auto;padding:0;width:64px;height:64px;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-left-bar{position:absolute;left:0;top:0;bottom:0;display:flex;align-items:center;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{position:absolute;right:0;top:0;bottom:0;display:none;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar{position:absolute;top:0;right:64px;bottom:0;left:64px;text-align:center;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar a{display:block;height:100%;}[data-tadevel-template="web/frame-nav"].top-nav .center-bar a .logo{position:absolute;top:0px;right:0px;bottom:0px;left:0px;margin:auto;--object-fit:contain;}@media (prefers-color-scheme: dark){body[data-dark-available] [data-tadevel-template="web/frame-nav"].top-nav{background-color:black;color:var(--primary-text-color);}body[data-dark-available] [data-tadevel-template="web/frame-nav"].top-nav .hamburger{filter:contrast(0) brightness(2);}}@media print{[data-tadevel-template="web/frame-nav"].top-nav .top-nav-left-bar, [data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:none;}}[data-tadevel-template="web/frame-nav"].nav-hidden{transform:translateY(-100%) translateY(-4px);}*{box-sizing:border-box;}body{--primary-background-color:#ffffff;--primary-text-color:#212121;--secondary-background-color:#eeeeee;--secondary-text-color:#6c6c6c;--primary-safe30-color:#26A680;--primary-safe45-color:#1E8466;--primary-safe71-color:#17634C;--accent-safe30-color:#26A680;--accent-safe45-color:#1E8466;--accent-safe71-color:#17634C;word-wrap:break-word;background-color:var(--primary-background-color);color:var(--primary-text-color);--spacing-horizontal:12px;--primary-color:#2ab78d;--primary-contrast-color:#212121;--accent-color:#2ab78d;--accent-contrast-color:#212121;--error-color:#dd2c00;}@media (min-width: 768px){body{--spacing-horizontal:16px;}}@media (prefers-color-scheme: dark){body[data-dark-available]{--primary-background-color:#212121;--primary-text-color:#ffffff;--secondary-background-color:black;--secondary-text-color:#acacac;--primary-safe30-color:#2AB78D;--primary-safe45-color:#2AB78D;--primary-safe71-color:#2DC497;--accent-safe30-color:#2AB78D;--accent-safe45-color:#2AB78D;--accent-safe71-color:#2DC497;}}body{margin:0;--object-fit:contain;--object-position:center;}a, a:hover, a:active{text-decoration:inherit;color:inherit;}img{object-fit:var(--object-fit);object-position:var(--object-position);}img.emoji{height:1em;width:1em;margin:0 0.05em 0 0.1em;vertical-align:-0.1em;}img[lazy-src]:not([alt=""]), img[lazy-srcset]:not([alt=""]), source[lazy-src] + img:not([alt=""]), source[lazy-srcset] + img:not([alt=""]){opacity:0;}amp-img .amp-active{display:none;}iframe[id^="google_ads_iframe_"]{display:block;margin:auto;}.spacing-padding{padding:8px;}.spacing-margin{margin:8px;}.padding{padding-left:12px;padding-right:12px;}@media (min-width: 768px){.padding{padding-left:16px;padding-right:16px;}}.row{margin-left:calc(-1 * var(--spacing-horizontal));margin-right:calc(-1 * var(--spacing-horizontal));}.singleline{text-overflow:ellipsis;white-space:nowrap;overflow:hidden;}.flex{display:flex;}@media (max-width: 767px){.if-nsm{display:none;}}@media (min-width: 768px){.if-sm{display:none;}}.centered-content{text-align:center;}.centered-content > div{display:block !important;margin:auto !important;text-align:center;}@media (min-width: 768px){.page-content{border-left:1px solid #eee;border-right:1px solid #eee;}}@media (prefers-color-scheme: dark){html[data-dark-available] .page-content{border-color:black;}}.columns{position:relative;margin-left:calc(-1 * var(--spacing-horizontal));margin-right:calc(-1 * var(--spacing-horizontal));}.columns .column-main{padding:16px var(--spacing-horizontal) 0;margin:0;}@media (min-width: 970px){.columns .column-main{width:calc(100% - 300px - var(--spacing-horizontal) - var(--spacing-horizontal));}}.columns .column-aux{padding:16px var(--spacing-horizontal) 0;}.columns .column-aux > *{margin-bottom:16px;}@media (min-width: 970px){.columns .column-aux{width:300px;box-sizing:content-box;}}@media (min-width: 970px){.columns{display:flex;}.columns > *{flex-shrink:0;}}.container{padding-left:12px;padding-right:12px;position:relative;margin:auto;}@media (min-width: 768px){.container{padding-left:16px;padding-right:16px;}}@media (min-width: 1024px){.container{width:calc(970px + 16px + 16px);}}title-header, .title-header{display:block;text-transform:uppercase;font-weight:600;font-size:28px;line-height:1.8;}.photo{padding-bottom:56.25%;position:relative;background-size:cover;background-position:center;}#frame-content > .frame-separator{height:8px;background-color:var(--secondary-background-color);}#frame-content > .frame-loading::before{display:block;content:'Cargando contenido...';text-align:center;padding:64px 64px 512px;color:var(--secondary-text-color);text-transform:uppercase;font-size:16px;}share-button-set{opacity:0;transition:opacity 0.2s ease-in;}body:not([my-unresolved]) share-button-set{opacity:1;}view-offline{padding:8px 16px;background:#d32f2f;color:white;text-transform:uppercase;font-size:14px;font-weight:bold;text-align:center;box-shadow:0 2px 4px grey;display:none;}body.offline view-offline{display:block;}body.debugging [data-tadevel-template]{border:4px solid blue;}body.debugging [data-tadevel-template] .hint{position:absolute;top:0;left:0;color:blue;text-transform:uppercase;font-weight:bold;background:white;font-size:12px;}x-carousel{position:relative;display:block;}x-carousel .x-carousel-content{width:100%;display:flex;flex-direction:row;-ms-scroll-snap-type:x mandatory;scroll-snap-type:x mandatory;overflow-x:scroll;overflow-y:hidden;padding-bottom:4px;}x-carousel .x-carousel-content::-webkit-scrollbar{width:2px;height:2px;}x-carousel .x-carousel-content::-webkit-scrollbar-track{background:rgba(0, 0, 0, 0.1);}x-carousel .x-carousel-content::-webkit-scrollbar-thumb{background:rgba(0, 0, 0, 0.5);}x-carousel .x-carousel-content > *{flex-shrink:0;scroll-snap-align:start;}#onesignal-popover-container{z-index:3 !important;}view-firebase-prompt, view-install-prompt{will-change:transform;top:initial;bottom:0;transition:transform 0.2s ease-in;transform:translateY(100%);filter:none;}view-firebase-prompt[shown], view-install-prompt[shown]{filter:drop-shadow(0px 2px 4px #00000088);transform:translateY(0);}@media (min-width: 768px){view-firebase-prompt, view-install-prompt{top:0;bottom:initial;transform:translateY(-100%);}view-firebase-prompt[shown], view-install-prompt[shown]{filter:drop-shadow(0px -2px 4px #00000088);transform:translateY(0);}}aux-sheet .wrapper.aux-sheet{bottom:var(--view-toolbar-wrapper-total-height);filter:drop-shadow(0px -8px 8px #000000aa);}[data-tadevel-template="web/multimedia-facade"] .run{background:none;border:none;position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;width:100%;height:100%;cursor:pointer;padding:0;}[data-tadevel-template="web/multimedia-facade"] .run svg{fill:var(--accent-color);filter:drop-shadow(2px 4px 6px black);width:96px;height:96px;max-height:100%;}[data-tadevel-template="web/multimedia-iframe"]{--object-fit:cover;}[data-tadevel-template="web/multimedia-iframe"].backdrop{background-color:black;}[data-tadevel-template="web/multimedia-iframe"].backdrop .loader{position:absolute;top:0;right:0;bottom:0;left:0;margin:auto;}[data-tadevel-template="web/multimedia"]{margin:0;}[data-tadevel-template="web/multimedia"] .caption{padding:8px 0;font-size:0.8em;}[data-tadevel-template="web/multimedia"]:not([data-url*="facebook"]) .sizer[data-sizer="aspect-ratio"]{height:0;--aspect-ratio-min-height:360px;padding-bottom:min(var(--aspect-ratio-min-height), var(--aspect-ratio, 56.25%));}@media (min-width: 768px){[data-tadevel-template="web/multimedia"]:not([data-url*="facebook"]) .sizer[data-sizer="aspect-ratio"]{--aspect-ratio-min-height:480px;}}[data-tadevel-template="web/multimedia"] .sizer .spinner{--spinner-color:white;margin:auto;top:0;right:0;bottom:0;left:0;position:absolute;}[data-tadevel-template="web/multimedia"] .sizer .backdrop{background-color:black;}[data-tadevel-template="web/multimedia"] .sizer tadevel-sandbox iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100% !important;height:100% !important;}[data-tadevel-template="web/multimedia"].multimedia[data-type="photo"] amp-img img{object-fit:contain;}[data-tadevel-template="web/toolbar-wrapper"]{z-index:3;position:fixed;bottom:0;margin:auto;left:0;right:0;background:white;width:100%;filter:drop-shadow(2px 4px 6px black);color:#333;transition:transform 0.2s ease-in;}[data-tadevel-template="web/toolbar-wrapper"] > #view-toolbar-wrapper-content{position:absolute;top:100%;width:100%;background:white;}[data-tadevel-template="web/toolbar-wrapper"] view-toolbar{display:block;min-height:48px;}@media (min-width: 768px){[data-tadevel-template="web/toolbar-wrapper"]{width:-moz-fit-content;width:fit-content;min-width:480px;}}[data-tadevel-template="web/x-loader"].spinner{margin:100px auto;max-width:50px;max-height:50px;text-align:center;font-size:10px;display:flex;}[data-tadevel-template="web/x-loader"].spinner > div{background-color:var(--spinner-color, #333);height:100%;width:6px;display:inline-block;margin:0 4px;-webkit-animation:sk-stretchdelay 1.2s infinite ease-in-out;animation:sk-stretchdelay 1.2s infinite ease-in-out;}[data-tadevel-template="web/x-loader"].spinner .rect2{-webkit-animation-delay:-1.1s;animation-delay:-1.1s;}[data-tadevel-template="web/x-loader"].spinner .rect3{-webkit-animation-delay:-1s;animation-delay:-1s;}[data-tadevel-template="web/x-loader"].spinner .rect4{-webkit-animation-delay:-0.9s;animation-delay:-0.9s;}[data-tadevel-template="web/x-loader"].spinner .rect5{-webkit-animation-delay:-0.8s;animation-delay:-0.8s;}@-webkit-keyframes sk-stretchdelay{0%, 40%, 100%{-webkit-transform:scaleY(0.4);}20%{-webkit-transform:scaleY(1);}}@keyframes sk-stretchdelay{0%, 40%, 100%{transform:scaleY(0.4);-webkit-transform:scaleY(0.4);}20%{transform:scaleY(1);-webkit-transform:scaleY(1);}}[data-tadevel-template="web/frame"]{font-family:'Open Sans', Arial;}[data-tadevel-template="web/frame"] body{background-color:var(--secondary-background-color);}[data-tadevel-template="web/frame"] title-header{font-weight:bold !important;}[data-tadevel-template="web/frame"] img.style-scope.frame-separator{padding:12px !important;}[data-tadevel-template="web/frame"] .page-content{background:var(--primary-background-color);padding-top:16px;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/toolbar-wrapper"]{max-width:initial;width:-moz-fit-content;width:fit-content;min-width:480px;}}[data-tadevel-template="web/frame"] view-weather .icon.view-weather img.view-weather{height:32px;}[data-tadevel-template="web/frame"] view-weather .temp.view-weather{font-size:20px;}[data-tadevel-template="web/frame"] view-weather .city.view-weather{font-size:15px;font-weight:initial;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"]{background-color:var(--primary-background-color);background-image:linear-gradient(0deg, #CCCCCC44, rgba(204, 204, 204, 0));}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .logo{max-height:36px;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav{transition:all 0.2s ease-in;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav:not(.floating){height:96px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .logo{transition:all 0.2s ease-in;max-height:48px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:flex;align-items:center;}}@media (min-width: 1280px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-nav"] .container{width:1280px;}}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-live{padding:6px 12px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-kicker{display:inline-block;background:var(--primary-color);color:white;padding:4px 8px;font-size:12px;font-weight:bold;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{font-weight:bold;font-size:30px;line-height:1.5;}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{font-size:52px;line-height:1.6;padding-right:128px;}}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-body{font-size:17px;line-height:28px;}@media (prefers-color-scheme: light){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-title{color:#4f4f4f;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .article-body{color:#282828;}}@media (min-width: 1280px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container{width:1200px;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container .column-main{padding:16px 64px 16px 16px;border-right:0;}[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] .container .column-aux{border-left:0;}}@media (min-width: 768px){[data-tadevel-template="web/frame"] [data-tadevel-template="web/article"] article-related .items > *{width:calc(25% - 16px);}}[data-tadevel-template="web/frame"] body.front-flama, [data-tadevel-template="web/frame"] body.front-rosario-central, [data-tadevel-template="web/frame"] body.front-newells{background:#2f2f2f;}[data-tadevel-template="web/frame"] body.front-flama .top-nav, [data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.front-newells .top-nav{color:white;box-shadow:0 0 4px black;}[data-tadevel-template="web/frame"] body.front-flama .page-content, [data-tadevel-template="web/frame"] body.front-rosario-central .page-content, [data-tadevel-template="web/frame"] body.front-newells .page-content{border-color:black;background:none;}[data-tadevel-template="web/frame"] body.front-flama view-foo, [data-tadevel-template="web/frame"] body.front-rosario-central view-foo, [data-tadevel-template="web/frame"] body.front-newells view-foo{background-color:#111;color:white;box-shadow:0 0 3px black;}[data-tadevel-template="web/frame"] body.front-flama view-foo img, [data-tadevel-template="web/frame"] body.front-rosario-central view-foo img, [data-tadevel-template="web/frame"] body.front-newells view-foo img{filter:contrast(0) brightness(2);}[data-tadevel-template="web/frame"] body.front-flama .top-nav{background-color:#232323;background-image:url(//www.rosarioplus.com/arte/trama-5.png);}[data-tadevel-template="web/frame"] body.front-flama .top-nav view-weather{color:white;}[data-tadevel-template="web/frame"] body.front-flama .top-nav .logo{filter:contrast(0) brightness(2);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.front-newells .top-nav, [data-tadevel-template="web/frame"] body.category-nob .top-nav, [data-tadevel-template="web/frame"] body.category-rc .top-nav{background-color:#1e1e1e;background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAKCAYAAABmBXS+AAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH5AgfFAYYJxLLQAAAAHdJREFUGNNtkLEOAjEMQx+nDhlZb/LMeCufAisb38cH+S9uZDmjUJ2lqK4bV04AqtVNEkDlBOpyECTttosGSTvACJkR3XYtEfNLN9l+AO9x5m6mJ7CNOceEV9y/KTrP/dD+VnDa3HeyAR9gnRuXFnYF7sA1wfP2BR1uJKRFpLQxAAAAAElFTkSuQmCC);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav::after, [data-tadevel-template="web/frame"] body.front-newells .top-nav::after, [data-tadevel-template="web/frame"] body.category-nob .top-nav::after, [data-tadevel-template="web/frame"] body.category-rc .top-nav::after{content:' ';display:block;background:var(--ribbon);height:3px;}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav view-weather, [data-tadevel-template="web/frame"] body.front-newells .top-nav view-weather, [data-tadevel-template="web/frame"] body.category-nob .top-nav view-weather, [data-tadevel-template="web/frame"] body.category-rc .top-nav view-weather{display:none;}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav .logo, [data-tadevel-template="web/frame"] body.front-newells .top-nav .logo, [data-tadevel-template="web/frame"] body.category-nob .top-nav .logo, [data-tadevel-template="web/frame"] body.category-rc .top-nav .logo, [data-tadevel-template="web/frame"] body.front-rosario-central .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.front-newells .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.category-nob .top-nav .toggle-menu, [data-tadevel-template="web/frame"] body.category-rc .top-nav .toggle-menu{filter:contrast(0) brightness(2) drop-shadow(2px 4px 6px black);}[data-tadevel-template="web/frame"] body.front-newells .top-nav, [data-tadevel-template="web/frame"] body.category-nob .top-nav{--color-primary:#ee1d23;--color-background:#1e1e1e;--ribbon:linear-gradient(to right, #cf0202 50%, #000000 50%);}[data-tadevel-template="web/frame"] body.front-rosario-central .top-nav, [data-tadevel-template="web/frame"] body.category-rc .top-nav{--color-primary:#f4bc22;--color-background:#163254;--ribbon:linear-gradient(to right, #f4bc22 0%, #f4bc22 14%, #234b7f 14%, #234b7f 28%, #f4bc22 28%, #f4bc22 42%, #234b7f 42%, #234b7f 56%, #f4bc22 56%, #f4bc22 70%, #234b7f 70%, #234b7f 86%, #f4bc22 86%, #f4bc22 100%);}[data-tadevel-template="web/frame"] [data-tadevel-template="web/frame-drawer"] paper-item{min-height:40px;font-size:15px;}@media (prefers-color-scheme: dark){[data-tadevel-template="web/frame"] body[data-dark-available] view-weather{color:white;}[data-tadevel-template="web/frame"] body[data-dark-available] .page-content{border-color:black;}}[data-tadevel-template="web/frame-body"]{}@media (min-width: 1366px){[data-tadevel-template="web/frame-body"] [is="page-front"]{left:-150px;}[data-tadevel-template="web/frame-body"] .offset-target{transform:translateX(-150px);}}[data-tadevel-template="web/frame-nav"].top-nav .date{position:absolute;bottom:4px;left:0;right:0;font-size:12px;text-transform:uppercase;transition:all 0.2s ease-in;line-height:1;}@media (max-width: 768px){[data-tadevel-template="web/frame-nav"].top-nav .date{display:none;}}[data-tadevel-template="web/frame-nav"].top-nav.floating .logo{padding-bottom:4px;}[data-tadevel-template="web/frame-nav"].top-nav.floating .date{bottom:1px;}[data-tadevel-template="web/frame-nav"].top-nav .top-nav-right-bar{display:flex;align-items:center;}
25 de abril de 2024
"¿VIVO?", DIRIA SUSANA
Encontraron ADN de dinosaurio fosilizado, como en Jurassic Park Se trata de material microscópico encontrado en un objeto que resultó ser el fémur de un Caudipteryx, un dinosaurio emplumado que vivió hace más o menos 125 millones de años sábado 9 de octubre de 2021 07:25
Un filántropo multimillonario y un equipo de científicos genetistas, crean un parque de diversiones en el que la atracción principal son dinosaurios clonados a partir de materia fósil hallada en mosquitos prehistóricos que se alimentaron de la sangre de dinosaurios durante el jurásico.
Esa es la sinopsis de Jurassic Park, y hasta hace poco una historia así no podía ser otra cosa que pura fantasía. Pero en el noroeste de china, paleontólogos informaron que buscaron moléculas fosilizadas de un dinosaurio y de repente las posibilidades ya no son tan lejanas.
Se trata de material microscópico encontrado en el fémur de un Caudipteryx, un dinosaurio emplumado que vivió hace más o menos 125 millones de años, y la investigación del equipo se publicó hace algunos días en la revista Nature Communications Biology. Según explicado el paleontólogo coautor del estudio, la preservación de fósiles fue debido a las finas cenizas volcánicas que sepultaron los cadáveres y los preservaron hasta el nivel celular.
ADN Jurasic Latino Frente a este hallazgo comienza a surgir la duda: ¿Se podría llevar a cabo algo como lo que hicieron en Jurassic Park? La respuesta (tristemente y afortunadamente) sería no. Aunque las biomoléculas antiguas pueden persistir, el ADN de los dinosaurios no se puede secuenciar ya que las moléculas sufrieron demasiados cambios a lo largo del tiempo y ya no se parecen a los animales de los que formaban parte.
Una lastima, pero parece que todavía falta para sacar a pasear al Tiranosaurio..