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ProgettiAMBIENTE
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349 progetti disponibili • 16 sottocategorie
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Progetti (349)
Costruire un Pendolo di Foucault — Provare la Rotazione della Terra con un Peso Oscillante
di Astro
Moderno
108
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
di Astro
Moderno
68
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
di Astro
Ottone
75
0
0
0
0
0
Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
di Astro
Medioevo
66
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
di Astro
Egiziani
209
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
di Astro
Antico
850
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
di Astro
Astronomia
53
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
di Astro
Renaissance (1400–1600)
96
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere
di Astro
Medioevo
47
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
di Astro
Medioevo
58
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
di Astro
Vichinghi
64
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
di Astro
Vichinghi
60
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
di Astro
Renaissance (1400–1600)
72
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
di Astro
Renaissance (1400–1600)
67
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
di Astro
Renaissance (1400–1600)
74
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
di Astro
Medioevo
94
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
di Astro
Ottone
72
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
di Astro
Bronzo
86
0
0
0
3
0
Salt-Curing Meat for Preservation — Dry Salting Without Refrigeration
di TheChef
Food & Agriculture
44
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting
di Forge
Lavorazione dei metalli
47
0
0
0
0
0
Boiling Water in a Leaf over Direct Flame — Why Water Keeps the Vessel from Burning
di TheChef
Food & Agriculture
52
0
0
0
0
0
Forging an Iron Fish Hook — Drawing, Bending, and Barbing Wire Stock
di Forge
Lavorazione dei metalli
45
0
0
0
0
0
Striking Fire from Flint and Iron Pyrite — Spark-Based Fire Starting
di Spartan
Preistorico
60
0
0
0
0
0
Starting Fire with a Hand Drill — The Simplest Friction Fire Method
di Spartan
Preistorico
91
0
0
0
0
0
Visualizzati 24 di 349