In this video by QuantumBoffin, an experiment demonstrates the total internal reflection of light inside a glass block. An angular scale is used to measure the critical angle and determine the refractive index of the glass [full video: ]

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我也要去德国😍

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In this video by QuantumBoffin, an experiment demonstrates the total internal reflection of light inside a glass block. An angular scale is used to measure the critical angle and determine the refractive index of the glass

[full video: ]
有趣
( buff.ly )

10个月前由 Massimo 提交

1周内 1个月内 1年内全部时间

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This is a tin toy submarine produced by the English brand Sutcliff in 1951 with no screws and no rivets. This video shows how it was found and totally restored

[full video, TheFabrik: ]

时政
( buff.ly)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:06:00

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"Zootopia" brought to life by AI? - China's Kling AI
Kuaishou's self-developed text-to-video large AI model "Kling" is now available on Kwaiying App! Just input text to generate creative videos.(All video clips in this video are generated by Kling.)
🔗：
时政
( kling.kuaishou.com)

5天前 • Kling AI • -- 点击 • 下载视频 0 评论

00:01:02

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This video by MWSU Chemistry Department uses balloons dipped in liquid nitrogen to demonstrate Charles's Law, which relates the volume of a gas with its temperature

[read more: ]
[full video: ]

时政
( twitter.com)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:00:48

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This video created by psychological professor Richard Wiseman demonstrates the power of perspective in creating illusions.

It’s titled, Assumptions

[source, read more: ]

时政
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10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:00:35

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This is an antique Press juicer, made in Germany around 1920 by ALEXANDERWERK, being restored to a fully functional status

[full video, TheFabrik: ]

时政
( buff.ly)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:04:25

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WATCH: Among those arrested today were Noelle McAfee, Chair of the Philosophy Department at Emory University.
I’ve asked for a comment from Emory on this arrest, no word yet.
This video provided to us by an #Emory PHD student. You can hear him in this video.
时政
( twitter.com)

1个月前 • Patrick Quinn • -- 点击 • 下载视频 0 评论

00:00:19

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This video, viewed over 620,000 times, claims to show violent scenes at a pro-Palestinian rally in London on Saturday.
The video is from September 2022, and shows clashes during a protest in London by opponents of the Iranian regime.
时政
( twitter.com)

7个月前 • Shayan Sardarizadeh • -- 点击 0 评论

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Bombshell:

This video should be watched by everyone in the world, especially America taxpayers .

重磅来袭：

强烈推荐所有推友观…
推特中文圈
( twitter.com)

11个月前 • 菁菁乐道（lydia) • -- 点击 0 评论

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I've never felt this attacked by a video before
有趣
( twitter.com)

前天 • humans without context • -- 点击 • 下载视频 0 评论

00:00:24

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I hate everyone in this video
有趣
( twitter.com)

12天前 • non aesthetic things • -- 点击 • 下载视频 0 评论

00:02:06

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This video has been repeatedly shared since yesterday with claims it shows the current conflict in either Israel or Gaza. But it shows neither.

It's a video of celebrations by supporters of CR Belouizdad after winning the Algerian football championship title.
时政
( twitter.com)

8个月前 • Shayan Sardarizadeh • -- 点击 0 评论

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Imagine this was your home. Imagine this was your neighborhood. Imagine these were your neighbors, family, and friends.

The UAV video filmed by the documents the magnitude of the destruction in the western Negev communities whose residents - men, women and children -…
时政
( twitter.com)

8个月前 • Embassy of Israel to the USA | #IsraelUSA75 • -- 点击 • 下载视频 0 评论

00:01:19

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The black heron hunts with a method called canopy feeding, using its wings like an umbrella, creating shade that attracts fish.

This video by shows one filmed in Gambia

[read more: ]
[HD: ]

有趣
( twitter.com)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:00:40

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In Iran, singing, dancing, and even showing hair can land women in jail - simple acts deemed criminal. Yet, undeterred by the threat of arrest, young Iranian women are breaking these anti-woman laws and challenging the authoritarian regime, as seen in this powerful video.
时政
( twitter.com)

6个月前 • Masih Alinejad 🏳️ • -- 点击 • 下载视频 0 评论

00:00:49

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Write the title of this video in the comments.
有趣
( twitter.com)

5个月前 • Enez Özen | Enezator • -- 点击 • 下载视频 0 评论

00:00:08

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There is so many things wrong in this video
有趣
( twitter.com)

17天前 • non aesthetic things • -- 点击 • 下载视频 0 评论

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Derived from nature's elegance, this mathematical depiction is inspired by the walking pattern of a millipede. The equation demonstrated in the video portrays the movement of a single leg.
Credit: fascinating.fractals (Chirag Dudhat)
时政
( twitter.com)

4个月前 • Universal Curiosity • -- 点击 • 下载视频 0 评论

00:00:54

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Updates on the Video Investigation: My Findings
Q1: Who posted this video?
A1: The video was posted by 肃宁利连针织 (Su Ning Li Lian Zhenzhi).
Q2: Who are they?
A2: They operate a factory store account on Douyin, aiming to drive traffic and sell their products.
Located in…
IT技术
( twitter.com)

6个月前 • 雷尼尔 • -- 点击 0 评论

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What do you notice in this video of Donald Trump?
时政
( twitter.com)

3个月前 • Republicans against Trump • -- 点击 • 下载视频 0 评论

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This is not a video of Palestinian fighters landing in Israel. This clip is filmed in Egypt, and the building in the background is a military academy in Cairo.
时政
( twitter.com)

8个月前 • Shayan Sardarizadeh • -- 点击 0 评论

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This is an illustrative video which points out the different locations in and under Shifa hospital which are being used by Hamas terrorists to plan and implement terrorist activities.

You can also see the hospital’s generators which have been taken over by Hamas terrorists.
时政
( twitter.com)

7个月前 • Israel Foreign Ministry • -- 点击 • 下载视频 0 评论

00:00:26

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The Magnus effect is a phenomenon associated with a spinning object moving through air or another fluid. The most common example is a spinning ball curving while falling like in this clip by How Ridiculous

[full video: ]

有趣
( buff.ly)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

00:00:11

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A video in a newspaper
featuring Ranveer Singh with technology built by Flam

时政
( twitter.com)

2个月前 • Science girl • -- 点击 • 下载视频 0 评论

00:00:22

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This video gives an idea of the amount of rain fallen in China in the last few days

时政
( twitter.com)

10个月前 • Massimo • -- 点击 • 下载视频 0 评论

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