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
Isaac Newton \u0111\u00e3 tin r\u1eb1ng l\u1ef1c h\u1ea5p d\u1eabn \u0111i ngang qua kh\u00f4ng gian v\u00f4 t\u1eadn m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, tr\u00ean c\u01a1 s\u1edf l\u00e0 r\u1ea5t kh\u00f3 \u0111\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng ra \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 m\u00e0 l\u1ef1c v\u0169 tr\u1ee5 do Ch\u00faa t\u1ea1o n\u00ean c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c. \u0110i\u1ec1u \u0111\u00f3 v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c tr\u1ea3 l\u1eddi cho \u0111\u1ebfn khi Einstein c\u00f4ng b\u1ed1 Thuy\u1ebft T\u01b0\u01a1ng \u0110\u1ed1i c\u1ee7a \u00f4ng. C\u00e2u tr\u1ea3 l\u1eddi tr\u1edf n\u00ean r\u00f5 r\u00e0ng l\u00e0 l\u1ef1c h\u1ea5p d\u1eabn c\u00f3 m\u1ed9t v\u1eadn t\u1ed1c.<\/p>\n\n\n\n
Theo Thuy\u1ebft T\u01b0\u01a1ng \u0110\u1ed1i, l\u1ef1c h\u1ea5p d\u1eabn l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a c\u00e1c v\u1eadt th\u1ec3 kh\u1ed5ng l\u1ed3 b\u00f3p m\u00e9o kh\u00f4ng gian v\u00e0 th\u1eddi gian xung quanh n\u00f3 d\u01b0\u1edbi d\u1ea1ng gi\u1ed1ng nh\u01b0 l\u00e0 m\u1ed9t l\u1ef1c h\u00fat. Ein- stein \u0111\u00e3 c\u00f3 th\u1ec3 r\u00fat ra m\u1ed9t ph\u01b0\u01a1ng tr\u00ecnh s\u00f3ng t\u1eeb thuy\u1ebft c\u1ee7a \u00f4ng, c\u00f4ng th\u1ee9c n\u00e0y ch\u1ec9 ra r\u1eb1ng c\u00e1c chuy\u1ec3n \u0111\u1ed9ng m\u1ea1nh m\u1ebd b\u1edfi c\u00e1c kh\u1ed1i v\u1eadt ch\u1ea5t t\u1ea1o ra c\u00e1c sai l\u1ec7ch gi\u1ed1ng nh\u01b0 s\u00f3ng g\u1ee3n c\u1ee7a kh\u00f4ng gian v\u00e0 th\u1eddi gian.<\/p>\n\n\n\n
C\u00f4ng th\u1ee9c v\u1ec1 s\u00f3ng c\u00f4ng b\u1ed1 n\u0103m 1916 c\u0169ng d\u1ef1 \u0111o\u00e1n r\u1eb1ng nh\u1eefng s\u00f3ng n\u00e0y \u0111i v\u1edbi t\u1ed1c \u0111\u1ed9 c\u1ee7a \u00e1nh s\u00e1ng – 300.000km\/s – v\u00e0 \u0111\u01b0\u1ee3c xem nh\u01b0 l\u00e0 v\u1eadn t\u1ed1c c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn. V\u00ec v\u1eady, n\u1ebfu m\u1eb7t tr\u1eddi bi\u1ebfn m\u1ea5t ngay b\u00e2y gi\u1edd, c\u00e1c s\u00f3ng c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn t\u1ea1o ra b\u1edfi s\u1ef1 bi\u1ebfn m\u1ea5t c\u1ee7a m\u1eb7t tr\u1eddi ph\u1ea3i m\u1ea5t t\u1edbi 8 ph\u00fat \u0111\u1ec3 \u0111\u1ebfn \u0111\u01b0\u1ee3c tr\u00e1i \u0111\u1ea5t.<\/p>\n\n\n\n
Tuy nhi\u00ean, \u0111\u00f3 l\u00e0 l\u00fd thuy\u1ebft: cho \u0111\u1ebfn ng\u00e0y nay, kh\u00f4ng ai c\u00f3 th\u1ec3 x\u00e1c minh n\u00f3 m\u1ed9t c\u00e1ch th\u1ecfa \u0111\u00e1ng cho \u0111a s\u1ed1 c\u00e1c nh\u00e0 khoa h\u1ecdc. V\u00e0o th\u00e1ng 1 n\u0103m 2003 Gi\u00e1o s\u01b0 Sergei Kopeikin c\u1ee7a \u0110\u1ea1i h\u1ecdc Missouri-Columbia \u0111\u00e3 g\u00e2y ra m\u1ed9t cu\u1ed9c n\u00e1o \u0111\u1ed9ng v\u1edbi vi\u1ec7c tuy\u00ean b\u1ed1 r\u1eb1ng \u0111\u00e3 \u0111o \u0111\u01b0\u1ee3c v\u1eadn t\u1ed1c c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c \u0111o \u0111\u1ea1c tr\u00ean c\u00e1c tia s\u00e1ng t\u1eeb c\u00e1c thi\u00ean h\u00e0 \u1edf r\u1ea5t xa, xuy\u00ean qua tr\u01b0\u1eddng h\u1ea5p d\u1eabn c\u1ee7a Sao M\u1ed9c. K\u1ebft qu\u1ea3 c\u00f3 \u0111\u01b0\u1ee3c ch\u1ec9 ra r\u1eb1ng v\u1eadn t\u1ed1c c\u1ee7a l\u1ef1c h\u1ea5p d\u1eabn b\u1eb1ng kho\u1ea3ng hai m\u01b0\u01a1i ph\u1ea7n tr\u0103m v\u1eadn t\u1ed1c c\u1ee7a \u00e1nh s\u00e1ng. Kh\u00f4ng may l\u00e0 m\u1ed9t s\u1ed1 nh\u00e0 v\u1eadt l\u00fd c\u00f3 v\u1ebb tin t\u01b0\u1edfng r\u1ea5t nhi\u1ec1u v\u00e0o h\u1ecdc thuy\u1ebft c\u01a1 b\u1ea3n kh\u00f4ng th\u1ec3 th\u00ed nghi\u1ec7m, cho n\u00ean th\u00e0nh c\u00f4ng c\u1ee7a k\u1ebft qu\u1ea3 tr\u00ean kh\u00f4ng \u0111\u01b0\u1ee3c quan t\u00e2m r\u1ed9ng r\u00e3i, nh\u01b0 m\u1ed9t c\u00e1ch \u0111\u1ec3 kh\u1eb3ng \u0111\u1ecbnh m\u1ed9t l\u1ea7n n\u1eefa l\u00e0 Einstein \u0111\u00fang.<\/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 Isaac Newton \u0111\u00e3 tin r\u1eb1ng l\u1ef1c h\u1ea5p d\u1eabn \u0111i ngang qua kh\u00f4ng gian v\u00f4 t\u1eadn m\u1ed9t c\u00e1ch nhanh ch\u00f3ng, tr\u00ean c\u01a1 s\u1edf l\u00e0 r\u1ea5t kh\u00f3 \u0111\u1ec3 t\u01b0\u1edfng t\u01b0\u1ee3ng ra \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 m\u00e0 l\u1ef1c v\u0169 tr\u1ee5 do […]<\/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-16355","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\/16355","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=16355"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16355\/revisions"}],"predecessor-version":[{"id":16356,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16355\/revisions\/16356"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}