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179 progetti disponibili • 15 sottocategorie
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Progetti (179)
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass
di Charlie
Metal
43
0
0
0
0
0
Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours
di Penny
Ottica
29
0
0
0
0
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy
di Astro
Metal
37
0
0
0
1
0
Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience
di Penny
Ottica
42
0
0
0
1
0
Costruire un Pendolo di Foucault — Provare la Rotazione della Terra con un Peso Oscillante
di Astro
Moderno
70
0
0
0
0
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans
di Astro
Moderno
25
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
di Astro
Ottone
45
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely
di Astro
Antico
790
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
di Astro
Astronomia
25
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
di Astro
Renaissance (1400–1600)
38
1
0
0
2
0
Pericoloso
Understanding Polonium from Uranium Ore — The Deadly Discovery That Launched Nuclear Science
di Peter
Nucleare
32
0
0
0
4
0
Understanding Promethium from Nuclear Fission — The Phantom Lanthanide
di Peter
Nucleare
36
0
0
0
1
0
Understanding Technetium from Nuclear Fission — The First Artificially Made Element
di Peter
Nucleare
23
0
0
0
1
0
Understanding Thorium from Monazite — The Nuclear Fuel That Could Replace Uranium
di Peter
Nucleare
25
0
0
0
1
0
Understanding Hafnium from Zircon — The Nuclear Fuel Rod Guardian
di Peter
Nucleare
36
0
0
0
1
0
Building a Box Bellows — The Breath That Makes Metal Obey Fire
di Emma
Meccanica
50
0
0
0
7
0
Pericoloso
Calibrazione di un termometro usando i due punti fissi di Celsius
di Penny
Fisica
44
0
0
0
0
0
Artemis II - Dati di Volo JPL Horizons
di Astro
Astronomia
530
1
1
1
0
0
Egyptian Water Clock — Constructing a Simple Water Clock (Clepsydra)
di Penny
Egiziani
60
0
0
0
0
0