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
\u0110\u00e1ng ng\u1ea1c nhi\u00ean l\u00e0, ngay c\u1ea3 s\u1ef1 t\u1ed3n t\u1ea1i r\u1ea5t hi\u1ec3n nhi\u00ean c\u1ee7a nguy\u00ean t\u1eed v\u1eabn c\u00f2n l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 n\u00f3ng h\u1ed5i v\u00e0 g\u00e2y tranh c\u00e3i r\u1ea5t nhi\u1ec1u cho \u0111\u1ebfn \u0111\u1ea7u th\u1ebf k\u1ef7 20. Nhi\u1ec1u nh\u00e0 khoa h\u1ecdc h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 c\u1eadp \u0111\u1ebfn nguy\u00ean t\u1eed nh\u01b0 l\u00e0 m\u1ed9t ph\u00e9p \u1ea9n d\u1ee5 \u0111\u1ec3 gi\u00fap ta v\u1ebd n\u00ean b\u1ee9c tranh tinh th\u1ea7n khi \u0111ang c\u1ed1 t\u00ecm hi\u1ec3u c\u00e1c t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt ch\u1ea5t.<\/p>\n\n\n\n
B\u1edfi v\u00ec ta kh\u00f4ng c\u00f3 m\u1ed9t c\u01a1 h\u1ed9i n\u00e0o \u0111\u1ec3 th\u1eadt s\u1ef1 nh\u00ecn th\u1ea5y nh\u1eefng th\u1ee9 n\u00e0y (ngay c\u1ea3 ng\u00e0y nay, trong b\u1ea5t c\u1ee9 tr\u01b0\u1eddng h\u1ee3p n\u00e0o), nh\u1eefng ng\u01b0\u1eddi theo ch\u1ee7 ngh\u0129a logic th\u1ef1c ch\u1ee9ng \u0111\u00e3 thay \u0111\u1ed5i suy ngh\u0129 v\u00e0 \u0111\u00e1nh gi\u00e1 nguy\u00ean t\u1eed l\u00e0 kh\u00f4ng t\u1ed3n t\u1ea1i.<\/p>\n\n\n\n
Ch\u00fang ta bi\u1ebft r\u1eb1ng nh\u00e0 khoa h\u1ecdc t\u1ef1 nhi\u00ean Robert Brown \u0111\u00e3 v\u00f4 t\u00ecnh nh\u00ecn th\u1ea5y b\u1eb1ng ch\u1ee9ng gi\u00e1n ti\u1ebfp cho s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a nguy\u00ean t\u1eed t\u1eeb n\u0103m 1827, do s\u1ef1 dao \u0111\u1ed9ng ng\u1eabu nhi\u00ean c\u1ee7a c\u00e1c h\u1ea1t v\u1eadt ch\u1ea5t b\u00ean trong c\u00e1c h\u1ea1t ph\u1ea5n hoa. \u201cChuy\u1ec3n \u0111\u1ed9ng Brown\u201d l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a vi\u1ec7c c\u00e1c nguy\u00ean t\u1eed kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c va v\u00e0o c\u00e1c h\u1ea1t v\u1eadt ch\u1ea5t l\u1edbn h\u01a1n nhi\u1ec1u, l\u00e0m cho ch\u00fang nh\u1ea3y qua l\u1ea1i m\u1ed9t c\u00e1ch ng\u1eabu nhi\u00ean (\u0111\u00e2y l\u00e0 c\u00e1ch m\u00e0 n\u00f3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 l\u1ea7n \u0111\u1ea7u ti\u00ean c\u00e1ch \u0111\u00e2y m\u1ed9t th\u1ebf k\u1ef7 b\u1edfi m\u1ed9t nh\u00e2n vi\u00ean c\u1ea5p b\u1eb1ng s\u00e1ng ch\u1ebf tr\u1ebb \u1edf Th\u1ee5y S\u0129, Albert Einstein).<\/p>\n\n\n\n
Vi\u1ec7c ph\u00e1t minh ra k\u00ednh hi\u1ec3n vi \u0111i\u1ec7n t\u1eed v\u00e0o nh\u1eefng n\u0103m 1930 \u0111\u00e3 cho ph\u00e9p ch\u1ee5p h\u00ecnh nguy\u00ean t\u1eed nh\u01b0ng nh\u1eefng \u0111\u1ed1m m\u1edd \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y trong c\u00e1c t\u1ea5m \u1ea3nh \u0111\u00f3 th\u00ec kh\u00f4ng m\u1ea5y ph\u00f9 h\u1ee3p v\u1edbi t\u01b0\u1edfng t\u01b0\u1ee3ng trong tr\u00ed \u00f3c c\u1ee7a h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi v\u1ec1 m\u1ed9t nguy\u00ean t\u1eed nh\u01b0 l\u00e0 m\u1ed9t h\u00ecnh \u1ea3nh thu nh\u1ecf c\u1ee7a h\u1ec7 m\u1eb7t tr\u1eddi, v\u1edbi m\u1ed9t nh\u00f3m h\u1ea1t \u1edf trung t\u00e2m v\u00e0 c\u00e1c electron \u0111ang bay xung quanh gi\u1ed1ng nh\u01b0 c\u00e1c h\u00e0nh tinh t\u00ed hon.<\/p>\n\n\n\n
Thuy\u1ebft l\u01b0\u1ee3ng t\u1eed cho ta bi\u1ebft r\u1eb1ng nguy\u00ean t\u1eed kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t th\u1ef1c th\u1ec3 r\u1eafn ch\u1eafc c\u1ee5 th\u1ec3 v\u00e0 r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c t\u01b0\u1edfng t\u01b0\u1ee3ng trong tr\u00ed \u00f3c m\u00e0 ch\u00fang ta c\u00f3 \u0111\u1ec1u kh\u00e1c v\u1edbi th\u1ef1c t\u1ea1i. Thay v\u00ec th\u1ebf c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 bu\u1ed9c ph\u1ea3i m\u00f4 t\u1ea3 nguy\u00ean t\u1eed theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o t\u00ecnh hu\u1ed1ng. Kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o l\u00e0 \u0111\u00fang; t\u1ed1t nh\u1ea5t th\u00ec ch\u00fang c\u0169ng ch\u1ec9 m\u00f4 t\u1ea3 \u0111\u01b0\u1ee3c m\u1ed9t v\u00e0i b\u1ed9 m\u1eb7t nh\u1ecf c\u1ee7a nguy\u00ean t\u1eed th\u1eadt. Nh\u01b0ng s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a c\u00e1c nguy\u00ean t\u1eed – b\u1ea5t ch\u1ea5p ch\u00fang trong nh\u01b0 th\u1ebf n\u00e0o – l\u00e0 kh\u00f4ng c\u00f3 g\u00ec ph\u1ea3i nghi ng\u1edd.<\/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 \u0110\u00e1ng ng\u1ea1c nhi\u00ean l\u00e0, ngay c\u1ea3 s\u1ef1 t\u1ed3n t\u1ea1i r\u1ea5t hi\u1ec3n nhi\u00ean c\u1ee7a nguy\u00ean t\u1eed v\u1eabn c\u00f2n l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 n\u00f3ng h\u1ed5i v\u00e0 g\u00e2y tranh c\u00e3i r\u1ea5t nhi\u1ec1u cho \u0111\u1ebfn \u0111\u1ea7u th\u1ebf k\u1ef7 20. Nhi\u1ec1u nh\u00e0 khoa h\u1ecdc […]<\/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-16379","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\/16379","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=16379"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16379\/revisions"}],"predecessor-version":[{"id":16380,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16379\/revisions\/16380"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16379"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16379"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16379"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}