T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 – Arkady Leokum<\/p>\n\n\n\n
\u0110i\u1ec1u ph\u1ea3i lo l\u1eafng l\u00e0 khi tr\u00e1i \u0111\u1ea5t n\u00f3ng l\u00ean qu\u00e1 nhi\u1ec1u v\u00e0 b\u0103ng B\u1eafc c\u1ef1c tan ch\u1ea3y, t\u1ea1o th\u00e0nh n\u01b0\u1edbc ng\u1ecdt c\u00f3 t\u1ec9 tr\u1ecdng th\u1ea5p h\u01a1n n\u01b0\u1edbc bi\u1ec3n – s\u1ebd g\u00e2y ra s\u1ef1 \u0111\u1ee9t \u0111o\u1ea1n trong l\u01b0u th\u00f4ng c\u1ee7a d\u00f2ng h\u1ea3i l\u01b0u \u1ea5m Gulf Stream. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn s\u1ef1 t\u1ee5t gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u01b0\u01a1ng qu\u1ed1c Anh t\u1edbi m\u1ed9t m\u1ee9c ch\u01b0a t\u1eebng th\u1ea5y k\u1ec3 t\u1eeb l\u1ea7n cu\u1ed1i c\u00f9ng n\u00f3 xu\u1ea5t hi\u1ec7n c\u00e1ch \u0111\u00e2y kho\u1ea3ng 17.500 n\u0103m.<\/p>\n\n\n\n
N\u0103m 1999, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u1edf Ph\u00f2ng th\u00ed nghi\u1ec7m h\u1ea3i d\u01b0\u01a1ng h\u1ecdc Scottland, Aberdeen, \u0111\u00e3 ph\u00e2n t\u00edch n\u1ed3ng \u0111\u1ed9 mu\u1ed1i trong n\u01b0\u1edbc bi\u1ec3n n\u1eb1m gi\u1eefa Shetland v\u00e0 Faroe Islands \u0111\u01b0\u1ee3c thu th\u1eadp t\u1eeb 1893; c\u00e1c k\u1ebft qu\u1ea3 cho th\u1ea5y m\u1ed9t s\u1ef1 s\u1ee5t gi\u1ea3m r\u00f5 r\u00e0ng c\u1ee7a n\u1ed3ng \u0111\u1ed9 mu\u1ed1i trong 20 n\u0103m v\u1eeba qua so v\u1edbi th\u1ebf k\u1ef7 tr\u01b0\u1edbc. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi s\u1ef1 gia t\u0103ng c\u1ee7a m\u1ee9c n\u01b0\u1edbc ng\u1ecdt \u0111\u1ed5 v\u00e0o bi\u1ec3n t\u1eeb B\u1eafc c\u1ef1c. L\u01b0\u1ee3ng n\u01b0\u1edbc n\u00e0y c\u00f3 v\u1ebb c\u0169ng \u0111\u00e3 l\u00e0m gi\u1ea3m s\u1ee9c ch\u1ea3y c\u1ee7a d\u00f2ng n\u01b0\u1edbc \u1ea5m \u0111i kho\u1ea3ng 20% trong 50 n\u0103m v\u1eeba qua. Tuy v\u1eady, c\u0169ng nh\u01b0 m\u1ecdi nghi\u00ean c\u1ee9u kh\u00ed h\u1eadu kh\u00e1c, th\u1eadt kh\u00f3 \u0111\u1ec3 n\u00f3i li\u1ec7u \u0111\u00e2y ch\u1ec9 l\u00e0 bi\u1ebfn \u0111\u1ed9ng nh\u1ecf hay l\u00e0 bi\u1ec3u hi\u1ec7n c\u1ee7a m\u1ed9t xu h\u01b0\u1edbng th\u1eadt s\u1ef1. N\u1ebfu c\u00f3 th\u1ec3 ch\u1ee9ng minh \u0111\u00f3 l\u00e0 m\u1ed9t xu h\u01b0\u1edbng th\u1eadt s\u1ef1, m\u1ed9t v\u00e0i nh\u00e0 khoa h\u1ecdc s\u1ebd tuy\u00ean b\u1ed1 r\u1eb1ng c\u00e1c t\u00e1c \u0111\u1ed9ng n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c nh\u1eadn th\u1ea5y s\u1edbm h\u01a1n ch\u00fang ta ngh\u0129. T\u00ednh to\u00e1n tr\u00ean m\u00e1y vi t\u00ednh v\u00e0 nghi\u00ean c\u1ee9u c\u00e1c l\u00f5i b\u0103ng g\u1ee3i \u00fd r\u1eb1ng c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u1edf v\u00e0 \u0111\u00f3ng l\u1ea1i nhanh \u0111\u1ebfn b\u1ea5t ng\u1edd, g\u00e2y ra nh\u1eefng thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 nghi\u00eam tr\u1ecdng ch\u1ec9 trong kho\u1ea3ng m\u1ed9t th\u1eadp ni\u00ean – m\u1ed9t c\u00e1i nh\u00e1y m\u1eaft trong quan \u0111i\u1ec3m \u0111\u1ecba ch\u1ea5t h\u1ecdc.<\/p>\n\n\n\n
Tr\u00e1i \u0111\u1ea5t c\u00e1ch xa m\u1eb7t tr\u1eddi nh\u1ea5t v\u00e0o th\u00e1ng 7, v\u1eady t\u1ea1i sao \u0111\u00e2y l\u1ea1i l\u00e0 th\u00e1ng n\u00f3ng nh\u1ea5t trong n\u0103m \u1edf b\u1eafc b\u00e1n c\u1ea7u?<\/p>\n\n\n\n
Ch\u1eafc ch\u1eafn l\u00e0 tr\u00e1i \u0111\u1ea5t c\u00e1ch xa m\u1eb7t tr\u1eddi nh\u1ea5t v\u00e0o kho\u1ea3ng th\u00e1ng 7 – xa h\u01a1n kho\u1ea3ng g\u1ea7n 4 tri\u1ec7u km so v\u1edbi th\u00e1ng gi\u00eang – v\u00e0 \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec7t l\u01b0\u1ee3ng m\u00e0 tr\u00e1i \u0111\u1ea5t nh\u1eadn \u0111\u01b0\u1ee3c t\u1eeb m\u1eb7t tr\u1eddi s\u1ebd \u00edt \u0111i kho\u1ea3ng 6%. R\u00f5 r\u00e0ng l\u00e0 kho\u1ea3ng c\u00e1ch t\u1eeb tr\u00e1i \u0111\u1ea5t t\u1edbi m\u1eb7t tr\u1eddi kh\u00f4ng ph\u1ea3i l\u00e0 l\u00fd do t\u1ea1i sao th\u00e1ng n\u00f3ng nh\u1ea5t l\u1ea1i v\u00e0o th\u1eddi gian \u0111\u00f3: v\u00ec n\u1ebfu l\u00fd do \u0111\u00fang nh\u01b0 v\u1eady, t\u1ea5t c\u1ea3 c\u00e1c n\u01a1i tr\u00ean h\u00e0nh tinh s\u1ebd v\u00e0o m\u00f9a h\u00e8 c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n\n\n\n
Nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu do h\u00e0nh tinh ch\u00fang ta b\u1ecb ng- hi\u00eang \u0111i kho\u1ea3ng 230 so v\u1edbi tr\u1ee5c th\u1eb3ng \u0111\u1ee9ng. Trong su\u1ed1t m\u00f9a h\u00e8 c\u1ee7a b\u1eafc b\u00e1n c\u1ea7u, tr\u00e1i \u0111\u1ea5t b\u1ecb nghi\u00eang v\u1ec1 ph\u00eda m\u1eb7t tr\u1eddi, l\u00e0m cho tia s\u00e1ng m\u1eb7t tr\u1eddi chi\u1ebfu xu\u1ed1ng t\u01b0\u01a1ng \u0111\u1ed1i th\u1eb3ng g\u00f3c, v\u00ec v\u1eady hi\u1ec7u \u1ee9ng nhi\u1ec7t c\u1ee7a n\u00f3 tr\u00ean m\u1ed7i m\u00e9t vu\u00f4ng l\u00e0 t\u01b0\u01a1ng \u0111\u1ed1i cao.<\/p>\n\n\n\n
Tuy nhi\u00ean, trong su\u1ed1t m\u00f9a \u0111\u00f4ng c\u1ee7a b\u1eafc b\u00e1n c\u1ea7u, n\u00f3 b\u1ecb nghi\u00eang ra xa m\u1eb7t tr\u1eddi, l\u00e0m cho tia s\u00e1ng m\u1eb7t tr\u1eddi chi\u1ebfu xu\u1ed1ng v\u1edbi g\u00f3c nh\u1ecf h\u01a1n, v\u00ec v\u1eady l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng nhi\u1ec7t tr\u00ean m\u1ed7i m\u00e9t vu\u00f4ng. \u0110\u01b0\u01a1ng nhi\u00ean, c\u00e0ng \u0111i xu\u1ed1ng d\u01b0\u1edbi, s\u1ebd c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0\u1ee3c l\u1ea1i. V\u1eady nh\u00ecn chung, \u1edf c\u00e1c v\u0129 tuy\u1ebfn b\u1eafc, ng\u00e0y n\u00f3ng nh\u1ea5t trong n\u0103m s\u1ebd l\u00e0 ng\u00e0y h\u1ea1 ch\u00ed, 23 th\u00e1ng 6. Th\u1ef1c t\u1ebf, \u1edf Anh, n\u01a1i m\u00e0 m\u1ed9t ph\u1ea7n l\u1edbn nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u1ebfn t\u1eeb c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u \u1ea5m, c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t th\u1eddi gian \u0111\u1ec3 c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u b\u1eaft k\u1ecbp nhi\u1ec7t \u0111\u1ed9 b\u00ean tr\u00ean v\u00e0 do \u0111\u00f3 \u00edt nh\u1ea5t c\u0169ng ph\u1ea3i \u0111\u1ebfn th\u00e1ng 7 th\u00ec v\u01b0\u01a1ng qu\u1ed1c Anh m\u1edbi b\u1eaft \u0111\u1ea7u th\u1ea5y \u1ea5m h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 – Arkady Leokum \u0110i\u1ec1u ph\u1ea3i lo l\u1eafng l\u00e0 khi tr\u00e1i \u0111\u1ea5t n\u00f3ng l\u00ean qu\u00e1 nhi\u1ec1u v\u00e0 b\u0103ng B\u1eafc c\u1ef1c tan ch\u1ea3y, t\u1ea1o th\u00e0nh n\u01b0\u1edbc ng\u1ecdt c\u00f3 t\u1ec9 tr\u1ecdng th\u1ea5p h\u01a1n n\u01b0\u1edbc bi\u1ec3n – s\u1ebd g\u00e2y ra s\u1ef1 \u0111\u1ee9t \u0111o\u1ea1n trong l\u01b0u th\u00f4ng […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-16267","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16267","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=16267"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16267\/revisions"}],"predecessor-version":[{"id":16268,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16267\/revisions\/16268"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16267"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16267"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16267"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}