{"id":28369,"date":"2019-05-23T15:13:00","date_gmt":"2019-05-23T08:13:00","guid":{"rendered":"https:\/\/ttud.com.vn\/?p=28369"},"modified":"2021-10-03T13:13:47","modified_gmt":"2021-10-03T06:13:47","slug":"phat-hien-hoa-thach-nam-khoang-mot-ty-nam-tuoi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phat-hien-hoa-thach-nam-khoang-mot-ty-nam-tuoi\/","title":{"rendered":"Ph\u00e1t hi\u1ec7n h\u00f3a th\u1ea1ch n\u1ea5m kho\u1ea3ng m\u1ed9t t\u1ef7 n\u0103m tu\u1ed5i"},"content":{"rendered":"\n

Kh\u00e1m ph\u00e1 m\u1edbi v\u1ec1 h\u00f3a th\u1ea1ch n\u1ea5m \u1edf Canada c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i<\/strong> hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 c\u00e1ch s\u1ef1 s\u1ed1ng ph\u00e1t tri\u1ec3n.<\/strong><\/p>\n\n\n\n

\"H\u00f3a
H\u00f3a th\u1ea1ch n\u1ea5m m\u1ed9t t\u1ef7 n\u0103m tu\u1ed5i nh\u00ecn d\u01b0\u1edbi k\u00ednh hi\u1ec3n vi. \u1ea2nh: Discover Magazine.<\/em><\/figcaption><\/figure><\/div>\n\n\n\n

C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 khai qu\u1eadt \u0111\u01b0\u1ee3c n\u1ea5m h\u00f3a th\u1ea1ch c\u00f3 ni\u00ean \u0111\u1ea1i l\u00ean t\u1edbi m\u1ed9t t\u1ef7 n\u0103m, trong m\u1ed9t kh\u00e1m ph\u00e1 c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 c\u00e1ch s\u1ef1 s\u1ed1ng tr\u00ean Tr\u00e1i \u0110\u1ea5t ti\u1ebfn h\u00f3a v\u00e0 ph\u00e1t tri\u1ec3n, nh\u00f3m nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i h\u1ecdc Liege, B\u1ec9 h\u00f4m 22\/5 cho bi\u1ebft. Trong nhi\u1ec1u th\u1eadp k\u1ef7 qua, lo\u00e0i n\u1ea5m \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn s\u1edbm nh\u1ea5t \u0111\u01b0\u1ee3c cho l\u00e0 ch\u1ec9 xu\u1ea5t hi\u1ec7n kho\u1ea3ng n\u1eeda t\u1ef7 n\u0103m tr\u01b0\u1edbc. <\/p>\n\n\n\n

M\u1eabu h\u00f3a th\u1ea1ch g\u1ea7n \u0111\u00e2y \u0111\u01b0\u1ee3c khai qu\u1eadt \u1edf Canada v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch b\u1eb1ng c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn nh\u1ea5t. Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ki\u1ec3m tra c\u00e1c vi h\u00f3a th\u1ea1ch (microfossil) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a t\u1ebf b\u00e0o n\u1ea5m. D\u1ef1a tr\u00ean s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a kitin, m\u1ed9t ch\u1ea5t x\u01a1 h\u00ecnh th\u00e0nh tr\u00ean th\u00e0nh t\u1ebf b\u00e0o n\u1ea5m, v\u00e0 vi\u1ec7c x\u00e1c \u0111\u1ecbnh tu\u1ed5i c\u1ee7a \u0111\u00e1 d\u1ef1a tr\u00ean t\u1ef7 l\u1ec7 c\u00e1c nguy\u00ean t\u1ed1 ph\u00f3ng x\u1ea1, nh\u00f3m nghi\u00ean c\u1ee9u k\u1ebft lu\u1eadn c\u00e1c vi h\u00f3a th\u1ea1ch c\u00f3 tu\u1ed5i t\u1eeb 900 tri\u1ec7u \u0111\u1ebfn m\u1ed9t t\u1ef7 n\u0103m. <\/p>\n\n\n\n

Corentin Loron, m\u1ed9t th\u00e0nh vi\u00ean trong nh\u00f3m nghi\u00ean c\u1ee9u cho bi\u1ebft ph\u00e1t hi\u1ec7n m\u1edbi r\u1ea5t c\u00f3 \u00fd ngh\u0129a v\u00ec trong “c\u00e2y s\u1ef1 s\u1ed1ng”, n\u1ea5m l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a nh\u00f3m sinh v\u1eadt nh\u00e2n th\u1ef1c (Eukaryote) bao g\u1ed3m th\u1ef1c v\u1eadt, \u0111\u1ed9ng v\u1eadt v\u00e0 n\u1ea5m. “\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 n\u1ebfu n\u1ea5m \u0111\u00e3 c\u00f3 m\u1eb7t kho\u1ea3ng 900-1.000 tri\u1ec7u n\u0103m tr\u01b0\u1edbc, th\u00ec \u0111\u1ed9ng v\u1eadt c\u00f3 th\u1ec3 c\u0169ng nh\u01b0 v\u1eady”, Loron n\u00f3i.<\/p>\n\n\n\n

N\u1ea5m v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng sinh v\u1eadt s\u1ed1ng phong ph\u00fa nh\u1ea5t tr\u00ean h\u00e0nh tinh v\u00e0 l\u00e0 ngu\u1ed3n \u0111\u00f3ng g\u00f3p l\u1edbn th\u1ee9 ba cho sinh kh\u1ed1i to\u00e0n c\u1ea7u sau th\u1ef1c v\u1eadt v\u00e0 vi khu\u1ea9n. N\u00f3 n\u1eb7ng g\u1ea5p s\u00e1u l\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c lo\u00e0i \u0111\u1ed9ng v\u1eadt v\u00e0 con ng\u01b0\u1eddi c\u1ed9ng l\u1ea1i. Nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature<\/em>. <\/p>\n","protected":false},"excerpt":{"rendered":"

Kh\u00e1m ph\u00e1 m\u1edbi v\u1ec1 h\u00f3a th\u1ea1ch n\u1ea5m \u1edf Canada c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i hi\u1ec3u bi\u1ebft c\u1ee7a ch\u00fang ta v\u1ec1 c\u00e1ch s\u1ef1 s\u1ed1ng ph\u00e1t tri\u1ec3n. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 khai qu\u1eadt \u0111\u01b0\u1ee3c n\u1ea5m h\u00f3a th\u1ea1ch c\u00f3 ni\u00ean \u0111\u1ea1i l\u00ean t\u1edbi m\u1ed9t t\u1ef7 n\u0103m, trong m\u1ed9t kh\u00e1m ph\u00e1 c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i s\u1ef1 hi\u1ec3u […]<\/p>\n","protected":false},"author":25,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-28369","post","type-post","status-publish","format-standard","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/25"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=28369"}],"version-history":[{"count":1,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28369\/revisions"}],"predecessor-version":[{"id":28370,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/28369\/revisions\/28370"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=28369"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=28369"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=28369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}