Category: Science
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Swimming: A study of biomechanics using underwater motion capture
“A demonstration of how a combined underwater and land-based motion capture system can be used to analyse movements of swimmers. In this video, we’re analysing swimmers in Sweden’s national swim team, studying the start, dive and the first 15 meters underwater. Shot in BorÃ¥s Swimming Arena, Sweden.”
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Griffith University study: Swimming a smart move for kids
Children who swim are demonstrating more advanced cognitive and physical abilities than other children, according to world-leading research led by Griffith University. The findings of a four-year study by the Griffith Institute for Educational Research, Laurie Lawrence’s Kids Alive Swim Program and Swim Australia have surpassed expectations and indicate that swimming children have an advantage…
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Systematically fluctuating split times suggest ‘whirlpool’ current at BCN2013
Upon arrival to the Faroes again, my dear brother Bartal points out an interesting systematic variation in the split times from the FINA 2013 World Swimming Championships, that Danish Eurosport commentators pointed out and he then dug into analytically. That there seems to have been a rotating current in the Barcelona pool, that made swimmers…
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What if you were swallowed by a whale?
You undoubtedly remember that video from a few weeks ago where divers have a close call with HumpBack Whales. But what would happen if a whale actually swallowed you alive? Earth Unplugged investigates.
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Home Gharavi helping out Yuliya Efimova at BCN2013
Here is an interview with Dr. Dr. Homayun Gharavi, team physician and sports conditioning expert and a good pal of Faroese swimming, whom I happened to meet now at the 15th FINA World Championships in Barcelona, Spain. He has been helping out Russia’s Yuliya Efimova this week, who we all know became world champion in…
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Pawel Achtel working to improve underwater optics
See Catalyst There’s a basic reality of physics that photographers can’t avoid – light behaves differently in water than in air. This is a story of one man’s ingenuity to overcome the optical challenges of filming underwater.
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Harrison Okene’s survival story presents intriguing physics puzzle
Physicists intrigued by the story that 29-year-old Harrison Okene survived being trapped in a 4 feet high air pocket for 60 hours underwater off the Nigerian coast, see phys.org and StackExchange Okene was trapped in a capsized boat with an air bubble described as only 4 feet high. Normally, a person would need about 1,000…
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Cousteau grandson Fabien to spend October underwater
Read for instance Newser and see WFLA While you’re spending October planning what candy you’ll hand out on Halloween, Fabien Cousteau will be spending the month underwater. He’s aiming to spend a record-breaking 31 days in the deep blue, surfacing on October 31, on the 50th anniversary of his grandfather Jacques Cousteau’s record-setting 30 days…
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Slow Motion Video of an AK-47 Fired Underwater
Destin of Smarter Every Day firing an AK-47 over- and underwater, while filming it with a high-speed Phantom Miro 320S. Interesting science going on here. Also, GoPros can take pretty much anything. Via Laughing Squid