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The Truth About Piranhas | Nature’s Most Misunderstood Predator
11:54
The Truth About Piranhas | Nature’s Most Misunderstood Predator
1.7M views11 months ago
YouTubeMr. DeMaio
5 Scary Noises Scientists Can't Explain!
11:21
5 Scary Noises Scientists Can't Explain!
7.3M viewsOct 5, 2021
YouTubeMr. DeMaio
The Legend of the Jersey Devil – Monster or Myth?
12:38
The Legend of the Jersey Devil – Monster or Myth?
45.9K views5 months ago
YouTubeMr. DeMaio
The Bloop: Solving the Ocean’s Greatest Mystery
8:46
The Bloop: Solving the Ocean’s Greatest Mystery
2.8M views11 months ago
YouTubeMr. DeMaio
The Goblin Planet!
14:02
The Goblin Planet!
285.2K viewsOct 5, 2022
YouTubeMr. DeMaio
Are Tardigrades Really Indestructible?
12:23
Are Tardigrades Really Indestructible?
107.2K viewsNov 16, 2024
YouTubeMr. DeMaio
Mysteries of the Great Sphinx!
13:01
Mysteries of the Great Sphinx!
1M viewsJan 11, 2020
YouTubeMr. DeMaio
13:26
The Biggest Black Hole in the Universe!
274.6K viewsMar 2, 2024
YouTubeMr. DeMaio
3:00
Two Times Table Song (Cover of Rude by MAGIC!) with Classroom Instruments
952.8K viewsSep 29, 2014
YouTubeMr. DeMaio
13:07
The Diamond Planet!
636.3K viewsJan 26, 2021
YouTubeMr. DeMaio
14:35
The Mysterious Object in Space!
320.7K viewsSep 7, 2021
YouTubeMr. DeMaio
10:01
Megalodon Facts!
1.7M viewsFeb 1, 2019
YouTubeMr. DeMaio
9:55
The Weirdest Haunted House in the World!
1.6M viewsSep 29, 2020
YouTubeMr. DeMaio
14:20
The Hidden Truth Behind the Easter Island Statues!
599.4K viewsAug 2, 2025
YouTubeMr. DeMaio
21:20
Mr. DeMaio's 100th Video Spectacular!
599.4K viewsJan 8, 2022
YouTubeMr. DeMaio
10:08
The Queen Mary: Uncovering the TRUTH Behind the World’s Most Haunted Ship
76K views10 months ago
YouTubeMr. DeMaio
10:25
The History of April Fools Day!
716K viewsMar 28, 2025
YouTubeMr. DeMaio
12:42
The Hindenburg: What Really Happened?
1.1M views9 months ago
YouTubeMr. DeMaio
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Short videos

11:54
The Truth About Piranhas | Nature’s Most Misunderstood Predator
1.7M views11 months ago
YouTubeMr. DeMaio
11:21
5 Scary Noises Scientists Can't Explain!
7.3M viewsOct 5, 2021
YouTubeMr. DeMaio
12:38
The Legend of the Jersey Devil – Monster or Myth?
45.9K views5 months ago
YouTubeMr. DeMaio
8:46
The Bloop: Solving the Ocean’s Greatest Mystery
2.8M views11 months ago
YouTubeMr. DeMaio
14:02
The Goblin Planet!
285.2K viewsOct 5, 2022
YouTubeMr. DeMaio
12:23
Are Tardigrades Really Indestructible?
107.2K viewsNov 16, 2024
YouTubeMr. DeMaio
13:01
Mysteries of the Great Sphinx!
1M viewsJan 11, 2020
YouTubeMr. DeMaio
13:26
The Biggest Black Hole in the Universe!
274.6K viewsMar 2, 2024
YouTubeMr. DeMaio
3:00
Two Times Table Song (Cover of Rude by MAGIC!) with Classroom Instruments
952.8K viewsSep 29, 2014
YouTubeMr. DeMaio
13:07
The Diamond Planet!
636.3K viewsJan 26, 2021
YouTubeMr. DeMaio
14:35
The Mysterious Object in Space!
320.7K viewsSep 7, 2021
YouTubeMr. DeMaio
10:01
Megalodon Facts!
1.7M viewsFeb 1, 2019
YouTubeMr. DeMaio
9:55
The Weirdest Haunted House in the World!
1.6M viewsSep 29, 2020
YouTubeMr. DeMaio
14:20
The Hidden Truth Behind the Easter Island Statues!
599.4K viewsAug 2, 2025
YouTubeMr. DeMaio
21:20
Mr. DeMaio's 100th Video Spectacular!
599.4K viewsJan 8, 2022
YouTubeMr. DeMaio
10:08
The Queen Mary: Uncovering the TRUTH Behind the World’s Most Haunted Ship
76K views10 months ago
YouTubeMr. DeMaio
10:25
The History of April Fools Day!
716K viewsMar 28, 2025
YouTubeMr. DeMaio
12:42
The Hindenburg: What Really Happened?
1.1M views9 months ago
YouTubeMr. DeMaio
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