Today in History: The Discovery of Helium
2:07
Today in History: The Discovery of Helium
2018年8月18日
adafruit.com
Evidence of helium was first observed on this day in 1868 by French astronomer Pierre Janssen during a total solar eclipse. ☀️ Take a look at helium atoms forming in this amazing cloud chamber, as Christmas Lecturer Peter Wothers demonstrates. | Royal Institution of Great Britain
2:01
Evidence of helium was first observed on this day in 1868 by Fr…
已浏览 11.2万 次2021年8月18日
FacebookRoyal Institution of Great Britain
150 years since the discovery of Helium - Science Museum Blog
150 years since the discovery of Helium - Science Museum Blog
2020年3月24日
sciencemuseum.org.uk
OTD In Space - August 18: Total Solar Eclipse Leads To Discovery Of Helium
0:40
OTD In Space - August 18: Total Solar Eclipse Leads To Discovery …
6 个月之前
MSN
OTD In Space - August 18: Total Solar Eclipse Leads To Discovery Of Helium
OTD In Space - August 18: Total Solar Eclipse Leads To Discovery …
2024年8月18日
MSN
🎈 Fun fact: Helium was discovered on this day in 1868… and now it powers the party! Celebrate Helium Discovery Day with a peek into the gas that makes our tanks so float-worthy. 🧪✨ #BalloonTime #HeliumDiscoveryDay #ScienceOfCelebration #FloatOn | Balloon Time
0:31
🎈 Fun fact: Helium was discovered on this day in 1868… and now it pow…
已浏览 2025 次6 个月之前
FacebookBalloon Time
Discovery of Helium
6:19
Discovery of Helium
已浏览 172 次2023年8月11日
YouTubeThe Ultimate Physics Channel
The Origin Of The Word 'Helium'
2019年3月26日
sciencefriday.com
1:10
The Sun’s Secret Element: Helium’s Discovery
已浏览 818 次8 个月之前
YouTubehistoryretold
3:01
The Discovery of Helium
已浏览 3045 次2020年12月15日
YouTube34 Tauri
0:11
"The Discovery of Helium: First Seen in the Sun (1868) #OnThisDa…
已浏览 1701 次6 个月之前
YouTubeThe Machines show
When was most of the helium in the universe created?... | Filo
已浏览 5191 次10 个月之前
askfilo.com
3:22
What Was The Process Of Discovering Helium? - Science Th…
已浏览 70 次6 个月之前
YouTubeScience Through Time
How Helium is Made - Discovery UK
2022年7月1日
discoveryuk.com
Who observed helium first on the earth?... | Filo
已浏览 5094 次2022年9月29日
askfilo.com
17:44
The Surprising and Forgotten History of Helium
已浏览 90.9万 次2019年6月28日
YouTubeThe History Guy: History Deserves to Be Reme…
0:52
The Discovery of the Helium Element
已浏览 1856 次10 个月之前
YouTubeSparks of Time
1:00
How Helium Was Found in Space Before Earth: August 18 in Scienc…
已浏览 1438 次6 个月之前
YouTubeZestful
8:24
How Helium Was Discovered
已浏览 5万 次10 个月之前
YouTubeRational Thinker
0:48
Helium's SHOCKING Origin
已浏览 2245 次9 个月之前
YouTubeTQQ
5:54
A short introduction and history of Helium.
已浏览 1521 次2021年4月10日
YouTubeChemistry Info
3:03
What Is The Origin Of Universe's Helium?
已浏览 4 次2 个月之前
YouTubePhysics Frontier
1:07
The spectroscope: how helium was discovered
已浏览 7753 次2018年10月5日
YouTubeScience Museum
2:18
Where Does Helium Come From? - Science Through Time
已浏览 147 次11 个月之前
YouTubeScience Through Time
3:14
30K views · 55 reactions | Wist jij dat helium op zo veel manieren kan w…
已浏览 3.1万 次1 周前
FacebookNational Geographic
2:38
High concentration of helium found buried deep in Iron Range
2024年2月29日
CBS NewsJonah Kaplan
0:47
The Element We Found in the SUN Before Earth! ☀️🎈
已浏览 2 次2 个月之前
YouTubeFactsified
0:30
Helium Was First Discovered By Observing #shorts
已浏览 67 次8 个月之前
YouTubeDaily Facts Hub
8:15
How Did We Discover Atoms? | Unveiled
已浏览 2.3万 次2023年4月10日
YouTubeUnveiled
0:05
1868 Helium First Observed
已浏览 10 次6 个月之前
YouTubeLiam Fearon
观看更多视频
静态缩略图占位符