The world of online science education has exploded in recent years, with experiment creators amassing millions of followers by making chemistry, physics, and engineering accessible and entertaining. From controlled explosions to mind-bending chemical reactions, these creators have turned laboratory science into must-watch content. Here are the top 10 experiment creators dominating the global stage in 2026, including India’s biggest stars.
1. Mark Rober – 77.7 Million Subscribers (USA)
Mark Rober is arguably the most successful science and engineering creator on the planet. A former NASA engineer, Rober creates elaborate, high-production experiments and engineering projects that blend education with entertainment. His content ranges from squirrel obstacle courses to glitter bombs targeting package thieves, each video demonstrating scientific principles in action.
What sets Rober apart is his ability to explain complex engineering concepts in an accessible, engaging manner. He is also the founder of CrunchLabs, a monthly STEM subscription box that teaches kids engineering through hands-on projects.
2. Mr. Indian Hacker (Dilraj Singh Rawat) – 51.4 Million Subscribers (India)
India’s biggest science and experiment YouTuber, Dilraj Singh Rawat, known as Mr. Indian Hacker, has built an empire on spectacular experiments. His channel features high-energy demonstrations of physics and chemistry principles, often involving fire, explosions, and colorful reactions.
His fanbase, self-titled the “Titanium Army,” is one of the most loyal communities on Indian YouTube. What makes Mr. Indian Hacker unique is his ability to make science accessible to Hindi-speaking audiences while maintaining entertainment value. He holds the distinction of being India’s most-subscribed individual YouTuber across all categories.
3. Crazy XYZ – 36.3 Million Subscribers (India)
Crazy XYZ is one of the most-viewed experiment creators on YouTube, with 36.3 million subscribers. The channel specializes in life hacks, experiments, and DIY projects that demonstrate practical scientific principles. Their content is fast-paced, visually engaging, and designed to hold viewer attention.
While focused primarily on entertainment, Crazy XYZ’s videos often illustrate fundamental concepts in physics and chemistry, making science accessible to a mainstream Indian audience. The channel operates primarily in Hindi, reaching millions across the country.
4. NileRed – 10.7 Million Subscribers (Canada)
Canadian chemist NileRed (real name Nigel Braun) is the gold standard for serious chemistry content on YouTube. Unlike creators who focus on spectacle, NileRed creates in-depth chemistry videos exploring reactions, compounds, and unusual chemical curiosities with scientific rigor.
His videos often involve complex multi-step syntheses, from turning plastic gloves into grape-flavored soda to extracting caffeine from coffee beans. NileRed has a spin-off channel, NileBlue, which presents DIY chemistry projects. For viewers who want to understand chemistry at a deeper level, no one does it better.
5. The Backyard Scientist – 6.1 Million Subscribers (USA)
The Backyard Scientist creates physics and chemistry experiments that are bold, creative, and often visually spectacular. Based in the United States, this creator shows real science in action with entertaining setups that frequently involve molten metal, high-voltage electricity, and extreme temperatures.
His channel appeals to viewers who want to see what happens when scientific principles are pushed to their limits. From making glass from sand to creating homemade lightning, The Backyard Scientist proves that science can be both educational and thrilling.
6. SmarterEveryDay – 11.9 Million Subscribers (USA)
Destin Sandlin’s SmarterEveryDay is a long-standing pillar of science education on YouTube. With 11.9 million subscribers, Sandlin explores the physics and engineering behind everyday phenomena through slow-motion footage, detailed explanations, and genuine curiosity.
From understanding how a helicopter autorotates to discovering why cats always land on their feet, SmarterEveryDay exemplifies the power of asking “why” and “how.” Sandlin’s background as a rocket engineer gives his content rare authority.
7. ElectroBOOM – 8.7 Million Subscribers (Canada)
Mehdi Sadaghdar’s ElectroBOOM is the go-to channel for electrical engineering and high-voltage experiments. Known for his humorous approach and frequent (intentional) electric shocks, ElectroBOOM educates viewers about electronics while making them laugh.
His content covers everything from basic circuit theory to Tesla coils, always emphasizing safety (often through what not to do). For anyone interested in how electricity works, ElectroBOOM is essential viewing.
8. Big Manny (Emanuel Wallace) – 2 Million+ Followers (UK, TikTok)
Big Manny has become a social media sensation, with two million followers on TikTok and almost as many on Instagram. An ex-science technician from the UK, Big Manny creates viral science experiment videos featuring fire, explosions, and dramatic color changes.
His signature style includes the catchphrase “aight boom” and filming in his recognizable garden backdrop. Big Manny’s content is directly tied to the UK’s National Curriculum, helping students understand topics that may appear in exams. He has collaborated with Prince William and physicist Brian Cox.
9. The Thought Emporium – 2.8 Million Subscribers (USA)
The Thought Emporium specializes in DIY biology and engineering projects built from scratch. This creator pushes the boundaries of what can be done at home, from growing bioluminescent bacteria to building DIY electron microscopes.
For viewers interested in the intersection of biology, engineering, and creativity, The Thought Emporium offers some of the most ambitious experiment content on the platform. Each project is documented in detail, encouraging viewers to try similar experiments themselves.
10. Doctor Karthic (Dr. Karthic Keyan) – 1.8 Million+ Subscribers (India)
Doctor Karthic is a popular Indian science creator who has gained massive following through innovative experiments and scientific explanations in Tamil. With over 1.8 million subscribers, he has become a trusted voice for science education in South India.
His content includes chemistry experiments, physics demonstrations, and explanations of natural phenomena, all delivered in an engaging, accessible style. Doctor Karthic represents the growing trend of regional-language science education that is making complex topics understandable for millions of Indian viewers who prefer content in their mother tongue.
