work of the heart - part 12 of 30. rare visuals provide intimate close-ups of the structure and functions of the heart. operating rooms, cardiac laboratories, heart models, photomicroscopy, and artwork - the film combines many varying elements for maximum - 動物胚胎 個影片檔及 b 捲影像00:25
dr kathy niakan, francis crick institute, says that the fact that scientists in the uk have for the first time succeeded in altering or editing the... - 動物胚胎 個影片檔及 b 捲影像00:16
translucent fish eggs growing. vs stages of egg development, developing embryos moving, fish taking shape, embryo moving inside round egg. macro: vs... - 動物胚胎 個影片檔及 b 捲影像01:19
; e) c4n: benjamin netanyahu intvwengland: london / israel: jerusalem:intbenjamin netanyahu 2-way interview sot- i think the whole conception that we... - 動物胚胎 個影片檔及 b 捲影像02:10
new technique of freezing cattle embryos; england: lincolnshire:extms cows in pen - 動物胚胎 個影片檔及 b 捲影像00:12
chokka squid (loligo vulgaris reynaudii) larvae within egg case, south africa - 動物胚胎 個影片檔及 b 捲影像00:26
pregnant water flea(daphnia pulex) under a microscope. full-body and close-up of the baby. - 動物胚胎 個影片檔及 b 捲影像00:30
senate appropriations committee ranking member patty murray says a day after the house passed a resolution to fund the federal government for the... - 動物胚胎 個影片檔及 b 捲影像01:31
protesters hold signs with animated characters making reference to greenland and tariffs before the "people's march on washington" on january 18,... - 動物胚胎 個影片檔及 b 捲影像00:13當勞·特朗普 - 美國總統
sequence showing a laboratory where scientists are creating and freezing northern white rhino embryos as part of an ivf procedure to save the species... - 動物胚胎 個影片檔及 b 捲影像00:20
insect parasitism - the adler woodwasp and its enemies - part 25 of 31. this unusual visual study shows how and when four types of adult parasites gain access to the tunnels of woodwasps to lay eggs, including one species that lays its eggs within those - 動物胚胎 個影片檔及 b 捲影像00:31
researchers study hadrosaurus embryo fossil sample on may 11, 2022 in fujian province, east china. chinese scientists discovered the most complete... - 動物胚胎 個影片檔及 b 捲影像01:27
close-up of glass frog larvae (tadpoles) developing in their eggs, seventeen days after being laid. - 動物胚胎 個影片檔及 b 捲影像00:15
glass frog larvae (tadpoles) developing in their eggs, ten days after being laid. - 動物胚胎 個影片檔及 b 捲影像00:14
donald trump uk visit day 2: trump backtracks on his criticism of theresa may; uk, chequers: donald trump and theresa may chequers meeting: garden... - 動物胚胎 個影片檔及 b 捲影像01:03
months after the death of sudan the world's last male northern white rhino scientists say they have grown embryos containing dna of his kind hoping... - 動物胚胎 個影片檔及 b 捲影像00:56
la creacion en laboratorio de los primeros embriones del rinoceronte blanco del norte da esperanzas de supervivencia a esta subespecie africana... - 動物胚胎 個影片檔及 b 捲影像00:51
fifty-six people were murdered in caracas over the weekend, in a wave of weekend violence that left the local morgue overflowing with the bodies of... - 動物胚胎 個影片檔及 b 捲影像01:31
rescue teams were still wading through the thigh-deep waters and taking to boats to reach flooded houses along france's atlantic coast on tuesday,... - 動物胚胎 個影片檔及 b 捲影像03:21
tension gripped the heavily guarded muslim city of kashgar two days after a deadly attack blamed on islamic terrorists, as china ratcheted up... - 動物胚胎 個影片檔及 b 捲影像01:58
israeli foreign minister and contender for the kadima party leadership tzipi livni has a 20 percent lead over her closest rival ex-defence minister... - 動物胚胎 個影片檔及 b 捲影像01:34
slomo ms kelp gull breaks into rockhopper penguin egg and eats embryo on grass - 動物胚胎 個影片檔及 b 捲影像03:09
dr sarah chan, bioethicist at the university of edinburgh, says that the aim of francis crick study which has altered human embryos in their first... - 動物胚胎 個影片檔及 b 捲影像00:15