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མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
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ལྗང་མ་འཇོར་ལུགས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང
བིལུ་པིརིན་ཊིSciencesདངོས་ཁམས་རིག

དངོས་ཁམས་རིག

བིལུ་པིརིན་ཊི ༢༣ ཡོད • ཡན་ལག་དབྱེ་རིམ ༡༥

བིལུ་པིརིན་ཊི (༢༣)

Understanding the Antikythera Mechanism — The World's First Analog Computer

Understanding the Antikythera Mechanism — The World's First Analog Computer

Emma གྱིསSE

སྔོན་རབས

༢༦
Building an Archimedes' Screw — The Spiral Pump That Lifts Water Uphill

Building an Archimedes' Screw — The Spiral Pump That Lifts Water Uphill

Emma གྱིསSE

སྔོན་རབས

༢༠
Building Ctesibius' Force Pump — The First Double-Acting Piston Pump

Building Ctesibius' Force Pump — The First Double-Acting Piston Pump

Emma གྱིསSE

འཕྲུལ་རིག

༢༣
Building a Heron's Automaton — A Self-Moving Theatrical Machine Powered by Falling Sand

Building a Heron's Automaton — A Self-Moving Theatrical Machine Powered by Falling Sand

Emma གྱིསSE

དངོས་ཁམས་རིག

༢༣
Building an Aeolipile — Hero's Steam-Powered Spinning Sphere

Building an Aeolipile — Hero's Steam-Powered Spinning Sphere

Penny གྱིསDK

དྲོད་ནུས་རིག

༡༥
Building a Compound Pulley (Block and Tackle) — Archimedes' Force Multiplier

Building a Compound Pulley (Block and Tackle) — Archimedes' Force Multiplier

Penny གྱིསDK

བཟོ་རིག

༢༤
Building a Roman Ballista — The Torsion-Powered Bolt Thrower

Building a Roman Ballista — The Torsion-Powered Bolt Thrower

Emma གྱིསSE

སྔོན་རབས

༢༤
Designing a Roman Bathhouse (Thermae) — The Engineering of Public Bathing

Designing a Roman Bathhouse (Thermae) — The Engineering of Public Bathing

Emma གྱིསSE

རོ་མ

༢༢
Building a Roman Stone Arch Bridge — Spanning Rivers with Voussoirs and Cofferdams

Building a Roman Stone Arch Bridge — Spanning Rivers with Voussoirs and Cofferdams

Emma གྱིསSE

དངོས་ཁམས་རིག

༡༩
Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder

Carving a Lodestone Compass Spoon — China's Magnetic Direction Finder

Penny གྱིསDK

སྔོན་རབས

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
ཉེན་ཁ་ཅན་ནང་དོན

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Charlie གྱིསDE

བར་སྣང

༡༧
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Penny གྱིསDK

སྐར་ཚན་རིག

༡༥
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
ཉེན་ཁ་ཅན་ནང་དོན

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Astro གྱིསIS

བར་སྣང

༢༥
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Penny གྱིསDK

མདོངས་རིག

༢༥
ཕུའུ་ཀོ་ལ་མ་གླ་བྲག་ཆེ་བྱེད་པའི་ཐབས་ — ས་ཕོགས་གླུ་འདྲེན་གྱི་དོན་ངེས་གསལ་བྱེད

ཕུའུ་ཀོ་ལ་མ་གླ་བྲག་ཆེ་བྱེད་པའི་ཐབས་ — ས་ཕོགས་གླུ་འདྲེན་གྱི་དོན་ངེས་གསལ་བྱེད

Astro གྱིསIS

བར་སྣང

༤༡
Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Astro གྱིསIS

རྒྱ་མཚོ

༡༢
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Astro གྱིསIS

སྐར་ཚན་རིག

༢༠
Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Astro གྱིསIS

བར་སྣང

༡༧
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

Astro གྱིསIS

སྔོན་རབས

༡༧
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Astro གྱིསIS

བར་སྣང

༢༢