earth satellites: explorers of outer space - part 2 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:33
close up of various liquid solutions in test tubes being tested with ph test strip - ph stock videos & royalty-free footage00:23
earth satellites: explorers of outer space - part 8 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:33
ecology of a hot spring: life at high temperatures - part 18 of 26. a study of yellowstone park's hot springs provides answers to what type of life evolved and survived when the earth was much hotter billions of years ago. small micro tropical environment - ph stock videos & royalty-free footage00:33
remote scottish island home to a world renowned deer study; scotland: ext air view drone footage of isle of rum gvs of deer various shots of reporter... - ph stock videos & royalty-free footage02:40
earth satellites: explorers of outer space - part 9 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:32
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:11
earth satellites: explorers of outer space - part 1 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:38
"england" superimposed over man starting propeller on airplane / de schelde scheldemusch light airplane taxiing on field / ground to air shot of... - ph stock videos & royalty-free footage00:38
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:24
biology: exploring the living world - part 3 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:33
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:13
the desert community - part 7 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:31
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:16
the desert community - part 9 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:31
unicycling cambridge university student has become a juggling world record holder, having honed his skills with performance analysis software that he... - ph stock videos & royalty-free footage04:59
the desert community - part 6 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:38
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:12
the desert community - part 5 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:37
home secretary suella braverman greeted the london met police's horse which will leading the procession of the king's coronation on saturday. the... - ph stock videos & royalty-free footage04:57
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:10
the desert community - part 2 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:30
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:16
the desert community - part 1 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:33
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:10
the desert community - part 3 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:31
government outlines vision for children’s social care reform; england: int bernie dixon interview sot patriche bentick set-up working at computer and... - ph stock videos & royalty-free footage00:52
the desert community - part 4 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:35
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:11
the desert community - part 8 of 19. studies the adaptation of a ground squirrel to the extremes of temperature and dryness of the desert. the heat and lack of moisture of the desert provide an excellent model of the need for accommodation to difficult ph - ph stock videos & royalty-free footage00:30
computer scientist edward feigenbaum, speaking in 1982, on the involvement of human intelligence and knowledge in creating artificially intelligent... - ph stock videos & royalty-free footage00:25
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:22
police vehicle with flashing siren lights against in night riga - ph stock videos & royalty-free footage00:08
earth satellites: explorers of outer space - part 6 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:30
earth satellites: explorers of outer space - part 5 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:35
group of demonstrators on wednesday staged a protest outside the headquarters of american israel public affairs committee in washington, one day... - ph stock videos & royalty-free footage04:46
earth satellites: explorers of outer space - part 7 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:34
video portrait of a beautiful female phd student using a laptop and then facing the camera smiling - ph stock videos & royalty-free footage00:08
earth satellites: explorers of outer space - part 4 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:30
in an aerial view, nick evans and bradley schonhoff conduct routine maintenance on a research buoy in biscayne bay on august 3, 2023 in miami,... - ph stock videos & royalty-free footage00:17
phd students paying attention during class taking notes using smart phones - ph stock videos & royalty-free footage00:09
water stained red by mineral ores (iron & other minerals at very high ph), rio tinto, huelva, andalusia, spain - ph stock videos & royalty-free footage00:02
ph.d students walking through the corridor to class while talking and smiling - ph stock videos & royalty-free footage00:08
earth satellites: explorers of outer space - part 3 of 28. illustrates the basic principles of space exploration with earth satellites and discusses the present and future uses of such exploration. the film examines the structure of the atmosphere, the ph - ph stock videos & royalty-free footage00:31
a young biologist collects water samples in a peatland to check for contaminants and measure mineral richness. - ph stock videos & royalty-free footage00:20
high angle medium shot lab technician measuring ph and temperature of milk sample in beaker with digital ph meter - ph stock videos & royalty-free footage00:09
turkish scientist has led a study creating tiny biological robots from adult human cells to help heal wounds or damaged tissue. gizem gumuskaya, who... - ph stock videos & royalty-free footage04:58
a young biologist collects water samples in a peatland to check for contaminants and measure mineral richness. - ph stock videos & royalty-free footage00:23
thousands of serbians have been gathering every sunday in the capital belgrade to rally in support of palestine amid its war with israel. they take... - ph stock videos & royalty-free footage01:49
a young biologist collects water samples in a peatland to check for contaminants and measure mineral richness. - ph stock videos & royalty-free footage00:36
two women looking at the latvian freedom monument in riga at night - ph stock videos & royalty-free footage00:06
woman, reading on laptop and home for online education, e learning or analysis for phd research in a kitchen. young student with glasses, eye care and vision on computer for editing, report or study - ph stock videos & royalty-free footage00:07
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:23
state visit of cyril ramaphosa: houses of parliament speech; part 6 of 10 england: london: houses of parliament: the royal gallery: int cyril... - ph stock videos & royalty-free footage04:36
aerial ws ph10 solar power tower / seville, andalusia, spain - ph stock videos & royalty-free footage00:42
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:17
lonely patient is walking towards a modern hospital building over blue sky - ph stock videos & royalty-free footage00:06
bradley schonhoff and nick evans conduct routine maintenance on a research buoy in biscayne bay on august 3, 2023 in miami, florida. evans is florida... - ph stock videos & royalty-free footage00:18
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:14
high angle medium shot lab technician measuring ph levels and temperature of milk samples + recording on clipboard - ph stock videos & royalty-free footage00:20
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:24
biology: exploring the living world - part 4 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:38
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:17
biology: exploring the living world - part 9 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:33
bradley schonhoff and nick evans conduct routine maintenance on a research buoy in biscayne bay on august 3, 2023 in miami, florida. evans is florida... - ph stock videos & royalty-free footage00:14
biology: exploring the living world - part 8 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:37
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:13
biology: exploring the living world - part 7 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:38
nick evans scrapes and conducts routine maintenance on a research buoy in biscayne bay on august 3, 2023 in miami, florida. evans is florida... - ph stock videos & royalty-free footage00:14
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:16
biology: exploring the living world - part 1 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:26
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:23
biology: exploring the living world - part 5 of 33. this overview film from the encyclopaedia britannica education biology program will spark students' interest in the study of biology. the film examines the relationship between living things and their ph - ph stock videos & royalty-free footage00:39
aerial photography of green city, ecological city, livable environment - ph stock videos & royalty-free footage00:21