Technology on Instagram: "A Swiss train glides over special tracks as its wheels shift seamlessly from a narrow meter gauge to the standard 1.435 meters, never needing to stop 🚆🇨🇭 This adaptive rail technology uses adjustable wheelsets and automated gauge-changing stations, which let trains move across different networks without passengers or cargo changing vehicles. It is a precise and fully engineered solution that connects regions with different track standards, proving how railways can ke

Pubity on Instagram: "🤣 Dogs can descend stairs quickly because of their natural agility, flexible joints, and strong, coordinated muscles. Their hind legs absorb impact while their front legs reach for the next step, allowing a smooth, almost gliding motion. Many dogs also rely on their keen sense of balance and spatial awareness to gauge step height and distance, letting them move confidently and rapidly without hesitation. (allaboutelsiejane via ViralHog) #dogs"

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