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Constructing the world's longest tunnel: http://cnn.it/2gvyF4R | CNN Travel
1:25
Constructing the world's longest tunnel: http://cnn.it/2gvyF4R | CNN Travel
93.6K viewsMar 22, 2017
FacebookCNN Travel
In the 1990s, Japan’s high-speed bullet trains faced a serious problem. Every time the train entered a tunnel at full speed, it created a massive air pressure shockwave — causing a loud “tunnel boom” that disturbed nearby homes. Engineers struggled for a solution… until one of them looked at nature. The inspiration? A Kingfisher bird. 🐦 It dives into water without making a splash because of its long, sharp beak. So engineers redesigned the train’s nose to mimic the kingfisher’s beak — and the r
0:38
In the 1990s, Japan’s high-speed bullet trains faced a serious problem. Every time the train entered a tunnel at full speed, it created a massive air pressure shockwave — causing a loud “tunnel boom” that disturbed nearby homes. Engineers struggled for a solution… until one of them looked at nature. The inspiration? A Kingfisher bird. 🐦 It dives into water without making a splash because of its long, sharp beak. So engineers redesigned the train’s nose to mimic the kingfisher’s beak — and the r
5.7K views2 months ago
FacebookInfobox
How Bullet Trains Enter Tunnels Without a Sonic Boom 🚄
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How Bullet Trains Enter Tunnels Without a Sonic Boom 🚄
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The Tunnel Boom Problem#Shinkansen #BulletTrain #Engineering
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The Tunnel Boom Problem#Shinkansen #BulletTrain #Engineering
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@exploringinfo | Japan's bullet trains once struggled with a loud pressure shock called tunnel boom. Every time a train shot out of a tunnel at high speed,... | Instagram
0:32
@exploringinfo | Japan's bullet trains once struggled with a loud pressure shock called tunnel boom. Every time a train shot out of a tunnel at high speed,... | Instagram
14.9K views3 months ago
Instagramexploringinfo
@thephysicslabs on Instagram: "world’s fastest trains were designed by copying birds, and the best example is Japan’s Shinkansen bullet train. 🚄🐦 Engineers faced a problem: when the train exited tunnels at high speed, it created a loud boom due to air pressure. The solution came from nature. The lead engineer studied the kingfisher, a bird that dives from air into water with almost no splash. Its long, streamlined beak reduces pressure and drag. By reshaping the train’s nose to match this beak
0:33
@thephysicslabs on Instagram: "world’s fastest trains were designed by copying birds, and the best example is Japan’s Shinkansen bullet train. 🚄🐦 Engineers faced a problem: when the train exited tunnels at high speed, it created a loud boom due to air pressure. The solution came from nature. The lead engineer studied the kingfisher, a bird that dives from air into water with almost no splash. Its long, streamlined beak reduces pressure and drag. By reshaping the train’s nose to match this beak
8.8K views2 months ago
Instagramthephysicslabs
0:26
How Everything Works on Instagram: "Japan’s high-speed bullet trains once faced a serious issue known as tunnel boom. When a train exited a tunnel at extreme speed, compressed air built up and burst outward as a loud shockwave, disturbing nearby neighborhoods. The solution didn’t come from more power or heavier materials—it came from nature. Engineers studied the kingfisher, a bird famous for diving from air into water with almost no splash. Its secret lies in its long, narrow, tapered beak, whi
19K views3 months ago
Instagramexplainingwork
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