6 Creative Ways People Used to Navigate the Oceans
People have been exploring the oceans since prehistoric times, way before they had GPS to help them figure out where they were. Here are 6 ingenious ways our ancestors navigated the oceans.
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Sources:
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=14
http://www.surveyhistory.org/jacob's_staff1.htm
http://www.vos.noaa.gov/MWL/aug_08/navigation_tools.shtml
http://www.math.nus.edu.sg/aslaksen/gem-projects/hm/0203-1-10-instruments/cross_staff.htm
http://www.smithsonianmag.com/smithsonian-institution/how-sticks-and-shell-charts-became-sophisticated-system-navigation-180954018/
http://www.metmuseum.org/toah/works-of-art/1978.412.826/
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=10
http://www.independent.co.uk/news/science/archaeology/not-just-the-stuff-of-legend-famed-viking-sunstone-did-exist-believe-scientists-8521522.html
http://www.sciencemag.org/news/2011/11/viking-sunstone-revealed
http://www.livescience.com/27696-viking-sunstone-shipwreck.html
http://www.visiteskifjordur.is/icelandic-spar/iceland-spar-vikings-use-navigation/
http://www.oceannavigator.com/January-February-2003/Arab-navigators-used-a-Kamal-to-find-latitude/
http://exploration.marinersmuseum.org/object/kamal/
http://www.nature.com/nature/journal/v459/n7248/full/459778a.html
http://www.cultural-china.com/chinaWH/html/en/History206bye774.html
http://afe.easia.columbia.edu/special/china_1000ce_mingvoyages.htm
http://nationalgeographic.org/encyclopedia/compass/
http://hyperphysics.phy-astr.gsu.edu/hbase/phyopt/biref.html
https://www.astrolabes.org/pages/mariner.htm
http://exploration.marinersmuseum.org/object/astrolabe/
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=12
http://www.sciencemag.org/news/2014/10/epic-pre-columbian-voyage-suggested-genes
http://www.newworldencyclopedia.org/entry/Compass
http://www.livescience.com/32732-how-does-a-compass-work.html
http://galileo.rice.edu/sci/observations/longitude.html
http://www.pbs.org/weta/roughscience/series1/challenges/latlong/page4.html
https://www.timeanddate.com/astronomy/tell-time-by-stars.html
http://www.pbs.org/wayfinders/polynesian6.html
https://www.quora.com/Why-is-the-light-coming-from-the-sun-semi-polarized-Is-it-because-of-the-Faraday-rotation
http://www.olympusmicro.com/primer/lightandcolor/birefringence.html
https://books.google.com/books?id=5VAVDAAAQBAJ&pg=PA288&
http://www.sciencedirect.com/science/article/pii/S0315086085710300
http://www.tandfonline.com/doi/abs/10.1080/03085696008592173?journalCode=rimu20
https://www.britannica.com/place/Marshall-Islands
Видео 6 Creative Ways People Used to Navigate the Oceans канала SciShow
Hosted by: Hank Green
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Dooblydoo thanks go to the following Patreon supporters—we couldn't make SciShow without them! Shout out to Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Benny, Kyle Anderson, Tim Curwick, Scott Satovsky Jr, Will and Sonja Marple, Philippe von Bergen, Bella Nash, Bryce Daifuku, Chris Peters, Patrick D. Ashmore, Charles George, Bader AlGhamdi
----------
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
----------
Sources:
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=14
http://www.surveyhistory.org/jacob's_staff1.htm
http://www.vos.noaa.gov/MWL/aug_08/navigation_tools.shtml
http://www.math.nus.edu.sg/aslaksen/gem-projects/hm/0203-1-10-instruments/cross_staff.htm
http://www.smithsonianmag.com/smithsonian-institution/how-sticks-and-shell-charts-became-sophisticated-system-navigation-180954018/
http://www.metmuseum.org/toah/works-of-art/1978.412.826/
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=10
http://www.independent.co.uk/news/science/archaeology/not-just-the-stuff-of-legend-famed-viking-sunstone-did-exist-believe-scientists-8521522.html
http://www.sciencemag.org/news/2011/11/viking-sunstone-revealed
http://www.livescience.com/27696-viking-sunstone-shipwreck.html
http://www.visiteskifjordur.is/icelandic-spar/iceland-spar-vikings-use-navigation/
http://www.oceannavigator.com/January-February-2003/Arab-navigators-used-a-Kamal-to-find-latitude/
http://exploration.marinersmuseum.org/object/kamal/
http://www.nature.com/nature/journal/v459/n7248/full/459778a.html
http://www.cultural-china.com/chinaWH/html/en/History206bye774.html
http://afe.easia.columbia.edu/special/china_1000ce_mingvoyages.htm
http://nationalgeographic.org/encyclopedia/compass/
http://hyperphysics.phy-astr.gsu.edu/hbase/phyopt/biref.html
https://www.astrolabes.org/pages/mariner.htm
http://exploration.marinersmuseum.org/object/astrolabe/
http://ageofex.marinersmuseum.org/index.php?type=navigationtool&id=12
http://www.sciencemag.org/news/2014/10/epic-pre-columbian-voyage-suggested-genes
http://www.newworldencyclopedia.org/entry/Compass
http://www.livescience.com/32732-how-does-a-compass-work.html
http://galileo.rice.edu/sci/observations/longitude.html
http://www.pbs.org/weta/roughscience/series1/challenges/latlong/page4.html
https://www.timeanddate.com/astronomy/tell-time-by-stars.html
http://www.pbs.org/wayfinders/polynesian6.html
https://www.quora.com/Why-is-the-light-coming-from-the-sun-semi-polarized-Is-it-because-of-the-Faraday-rotation
http://www.olympusmicro.com/primer/lightandcolor/birefringence.html
https://books.google.com/books?id=5VAVDAAAQBAJ&pg=PA288&
http://www.sciencedirect.com/science/article/pii/S0315086085710300
http://www.tandfonline.com/doi/abs/10.1080/03085696008592173?journalCode=rimu20
https://www.britannica.com/place/Marshall-Islands
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