Discovery

What is the Doppler Effect? | Neil deGrasse Tyson Explains...
00:17:09
Is Polar Ice Melting? We Asked a NASA Expert
00:01:17
Satellite Squad Goals: The Cluster Mission to the Magnetic Field
00:05:25
Dwarf Planet With An Impossible Ring Found And Scientists Unsure How It Exists@TheCosmosNews
00:04:22
Do Astronauts Drink Their Pee?
00:04:37
The Webb Space Telescope’s New Look at a “Star Factory” on This Week @NASA – October 21, 2022
00:01:57
Our Transgender and Non-Binary Swimming Group (LGBTQ+ Documentary) | Real Stories Indie Doc
00:09:11
The Petrov Affair: Spies Down Under - Cold War DOCUMENTARY
00:15:35
Heidi Wyrick: The Little Girl Who Could Talk to Ghosts | Paranormal Documentary
00:31:33
Flight For Survival - Go Wild
00:52:48
Mapping global gun violence
00:02:36
Could impeachment benefit Donald Trump?
00:05:14
Examining Interesting Maps Part 8
00:10:46
火星能成為「地球2.0」嗎？《國家地理》雜誌
00:00:50
每日酷知識：如何把火星變成人類的「第二家園」《國家地理》雜誌
00:03:57
黃金是太空任務不可或缺的材料《國家地理》雜誌
00:00:45
國家地理探索系列：地圖如何徹底改變我們的「火星觀」？《國家地理》雜誌
00:07:35
印度危險「打火仗」儀式，信徒相互相丟擲燃燒棕梠枝！《國家地理》雜誌
00:01:43
這不是外星人的傑作，而是祕魯神聖山谷中的「馬里梯田」《國家地理》雜誌
00:02:05
Monuments at Mahabalipuram , Tamil Nadu, India [Amazing Places 4K]
00:05:35


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