12:24
Power of Plasma Balls Visualized | Don't wear a ring... Jumping won't help!
93K views • 2 weeks ago
12:31
TRUE YELLOW LASER or not? 25+ years wait over? // Valkyrie 573 donated by Tinker Lasers
408K views • 1 month ago
13:13
LASER underpowered by its power supply? | First TTL/PWM Arduino attempt
62K views • 2 months ago
15:15
MAGNETIC PAINT | Cheaper and easier than Ferrofluid and Ferripaste?
52K views • 3 months ago
14:26
Mystery RADIOACTIVE Source | Can we identify it?
179K views • 4 months ago
14:01
Upgrading Fiber Optic Lamps to LASER Brightness!
357K views • 5 months ago
14:11
Monster magnet meets monitors...
513K views • 6 months ago
14:59
YELLOW LASERS?!? Finally - after 25+ years of collecting!
1M views • 7 months ago
9:43
Messing Up the Fluorescence of Tonic Water - in several ways...
84K views • 8 months ago
10:17
GLOW-IN-THE-DARK: Can you change the color?
29K views • 9 months ago
9:30
Desert Sun Lamps! | My least healthy lights yet?
67K views • 10 months ago
10:37
Are cheap UV detection cards any good?
73K views • 11 months ago
11:33
Monster magnet meets aluminum can...
345K views • 1 year ago
12:59
Smartphones measure MAGNETISM in 3D?!? | Gaussmeter in your pocket?
167K views • 1 year ago
12:44
New LASER Power Record on my LPM?!? | LaserCube Ultra 750K Subs Special
65K views • 1 year ago
9:58
Hidden Hazards of Halogen Lamps
283K views • 1 year ago
12:12
Smartphone vs. Real Meters for Sound and Light Measurement?
133K views • 1 year ago
12:30
Monster magnet meets subwoofer...
440K views • 1 year ago
11:29
How [NOT] to MAX test a power supply!
74K views • 1 year ago
9:48
Bananas can detect invisible light?!?
46K views • 1 year ago
9:03
Handheld DNA eraser?!?
404K views • 1 year ago
9:03
Invisible light will make 'Gold of the North' visible?
185K views • 1 year ago
11:52
New King of Magnetic Power? | Electromagnet vs. Neodymium Magnet
346K views • 1 year ago
10:36
PRO vs. DIY | Is my laser beam dump any good?
111K views • 1 year ago
9:27
Ingenious hybrid lamp sold in a MINDLESS way...
344K views • 2 years ago
10:20
Laser COLOR limits data capacity?!?
88K views • 2 years ago
13:38
MAGNET MYSTERY | Help me explain it!
208K views • 2 years ago
11:44
How bad is this cheap laser power meter? | HWLPM Mini 10W vs. Sanwu Tracer 20W
80K views • 2 years ago
10:02
Radioactive Mushrooms vs. Affordable Gamma Spectrometer | This beats ALL Geiger counters!
240K views • 2 years ago
10:50
Metal in Food and Drinks | Ban incoming!
298K views • 2 years ago
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