科学探照灯er
@KeXueTanZhaoDenger
大家好，这里是【科学探照灯er】 YouTube唯一官方频道 发现盗版，欢迎举报 用视频来科普，讲有趣的知识。 喜欢我的视频欢迎 ...
最近更新 2026-09-06
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共 30 集Counter-intuitive expanding sand: Why does beach sand instantly dry up when you step on it? #Lear...
Counter-intuitive expanding sand: Why does beach sand instantly dry up when you step on it? #Lear...
2026-09-063 分钟How Do Multi-Ton Submarines Glide Like Fish? A DIY Experiment Reveals the Truth #Learning #Scienc...
How Do Multi-Ton Submarines Glide Like Fish? A DIY Experiment Reveals the Truth #Learning #Scienc...
2026-09-0632 分钟How does a high-speed saw cut through gemstones but not skin? How does it work? #ScienceFacts #Le...
How does a high-speed saw cut through gemstones but not skin? How does it work? #ScienceFacts #Le...
2026-09-063 分钟黄金的延展性到底有多强？把它放在液压机下，有趣的现象发生了#黄金 #液压机 #黄金延展性 #有趣的现象 #知识前沿派对
黄金的延展性到底有多强？把它放在液压机下，有趣的现象发生了#黄金 #液压机 #黄金延展性 #有趣的现象 #知识前沿派对
2026-09-0632 分钟The Incredible Fish-Scale Pits: Why Does Digging These Holes on the Loess Plateau Stop Soil Erosi...
The Incredible Fish-Scale Pits: Why Does Digging These Holes on the Loess Plateau Stop Soil Erosi...
2026-09-063 分钟Why can't a filament be exposed to air? Smashing a light bulb and submerging it in liquid nitroge...
Why can't a filament be exposed to air? Smashing a light bulb and submerging it in liquid nitroge...
2026-09-0629 分钟一个困扰了数学家40多年的问题：不经过圆心，怎么平分披萨？ #知识 #科普 #涨知识 #数学 #定理
一个困扰了数学家40多年的问题：不经过圆心，怎么平分披萨？ #知识 #科普 #涨知识 #数学 #定理
2026-09-064 分钟一个神奇的物理现象：彩虹弹簧圈在下落时，底部为什么静止不动？ #知识 #科普 #物理 #自由落体 #弹簧
一个神奇的物理现象：彩虹弹簧圈在下落时，底部为什么静止不动？ #知识 #科普 #物理 #自由落体 #弹簧
2026-09-062 分钟How "sharp" can a battery be? Wrapping a wire around a battery leads to a rare phenomenon #LearnS...
How "sharp" can a battery be? Wrapping a wire around a battery leads to a rare phenomenon #LearnS...
2026-09-053 分钟Why must diesel be atomized before being injected into an engine? How do diesel engines start wit...
Why must diesel be atomized before being injected into an engine? How do diesel engines start wit...
2026-09-053 分钟Incredible Honeycomb Aluminum: Why is this metal as soft as a noodle, yet so strong when stretche...
Incredible Honeycomb Aluminum: Why is this metal as soft as a noodle, yet so strong when stretche...
2026-09-053 分钟This Is Definitely the Most Useless Bullet! It Can't Even Puncture an Umbrella—What’s the Point o...
This Is Definitely the Most Useless Bullet! It Can't Even Puncture an Umbrella—What’s the Point o...
2026-09-043 分钟Why Do Semi-Trucks Let Out a Big Sigh When Braking? The Secret Behind Air Brakes #LearnSomething ...
Why Do Semi-Trucks Let Out a Big Sigh When Braking? The Secret Behind Air Brakes #LearnSomething ...
2026-09-043 分钟Why do shells drag a "rope" behind them when fired? The mystery of many years is finally solved #...
Why do shells drag a "rope" behind them when fired? The mystery of many years is finally solved #...
2026-09-033 分钟How strong is gold's malleability? Putting it under a hydraulic press reveals something interesti...
How strong is gold's malleability? Putting it under a hydraulic press reveals something interesti...
2026-09-033 分钟Could the Office Chair You Sit on Every Day Be a Ticking Time Bomb? Revealing the Brutal Truth Be...
Could the Office Chair You Sit on Every Day Be a Ticking Time Bomb? Revealing the Brutal Truth Be...
2026-09-023 分钟Why the Bicycle Hasn't Become Obsolete in Over a Century: It’s All Thanks to This Tiny Part Hidde...
Why the Bicycle Hasn't Become Obsolete in Over a Century: It’s All Thanks to This Tiny Part Hidde...
2026-09-023 分钟Why Does Metal Shed Scales During Forging? What Exactly Is Quenching? Years of Mystery Solved #Bl...
Why Does Metal Shed Scales During Forging? What Exactly Is Quenching? Years of Mystery Solved #Bl...
2026-09-023 分钟What is metal fatigue? I shook a metal rod with pliers and an interesting phenomenon occurred #Me...
What is metal fatigue? I shook a metal rod with pliers and an interesting phenomenon occurred #Me...
2026-09-013 分钟Deadly "Bone-Melting" Acid: Why does hydrofluoric acid, despite being a weak acid, cause total bo...
Deadly "Bone-Melting" Acid: Why does hydrofluoric acid, despite being a weak acid, cause total bo...
2026-09-013 分钟
