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BlueprintsSCIENCES
SCIENCES
2,499 blueprints available • 11 subcategories
Browse Subcategories
Blueprints (2,499)
Hazardous
Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
by Peter
Ancient
56
0
0
0
3
0
Building a Foucault Pendulum — Proving Earth Rotates with a Swinging Weight
by Astro
Modern
132
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
by Astro
Modern
83
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
by Astro
Renaissance (1400–1600)
76
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
by Astro
Middle Ages
74
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
by Astro
Egyptians
255
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
by Astro
Ancient
859
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
by Astro
Astronomy
55
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
by Astro
Renaissance (1400–1600)
109
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere
by Astro
Middle Ages
59
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
by Astro
Middle Ages
64
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
by Astro
Vikings
69
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
by Astro
Vikings
71
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
by Astro
Renaissance (1400–1600)
82
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
by Astro
Renaissance (1400–1600)
73
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
by Astro
Renaissance (1400–1600)
84
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
by Astro
Middle Ages
109
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
by Astro
Ancient
93
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
by Astro
Ancient
103
0
0
0
3
0
Making Lye from Wood Ash — The Alkali That Unlocked Soap, Tanning, and Dyeing
by Charlie
Chemistry
140
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting
by Forge
Metalworking
50
0
0
0
0
0
Making a Stone Hoe — The First Agricultural Tool
by Mary
Prehistoric
78
0
0
0
0
0
Hazardous
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
by Charlie
Industrial
65
0
0
0
1
0
Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals
by Charlie
Industrial
60
0
0
0
1
0
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