UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
UMUCO N'AMATEKA
IMYIDAGADURO
IBIDUKIKIJE
IBIRIBWA N'IBINYOBWA
UBWUBATSI BUSUBIRA INYUMA
UBUMENYI
SIPORO
IKORANABUHANGA
IBYAMBARWA
IbishushanyoUBUMENYI

UBUMENYI

Ibishushanyo 963 birahari • Ibyiciro bito 11

Reba Ibyiciro Bito

Ubuhinzi

Ubucukumbuzi

Kubara

Ubumenyi bw'Inyenyeri

Ibinyabuzima

Ubutabire

Ubwubatsi bw'Ikoranabuhanga

Fiziki

By'Ubuvuzi

Ubumenyi bwa geologiya

Mathematics

Ibishushanyo (963)

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder

na AstroIS

Ibihe byo Hagati

42
0
0
0
0
0
Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North

na AstroIS

Abanyamisiri

112
0
0
0
0
0
Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

na AstroIS

Kera

811
0
0
0
0
0
Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements

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

na AstroIS

Ubumenyi bw'Inyenyeri

30
0
0
0
0
0
Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

na AstroIS

Renaissance (1400–1600)

56
1
0
0
2
0
Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

na AstroIS

Ibihe byo Hagati

29
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

na AstroIS

Ibihe byo Hagati

26
0
0
0
0
0
Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar

na AstroIS

Abanyaviking

42
0
0
0
1
0
Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation

na AstroIS

Abanyaviking

35
0
0
0
1
0
Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions

na AstroIS

Renaissance (1400–1600)

48
0
0
0
1
0
Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe

na AstroIS

Renaissance (1400–1600)

41
0
0
0
4
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

na AstroIS

Renaissance (1400–1600)

36
0
0
0
3
0
Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument

na AstroIS

Ibihe byo Hagati

51
0
0
0
6
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

na AstroIS

Umuringa

36
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

na AstroIS

Uburonzi

39
0
0
0
3
0
Kubyunge kagurane ukali bya mu mahera

Kubyunge kagurane ukali bya mu mahera

na CharlieDE

Ubutabire

80
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

na ForgeNO

Ubucuzi bw'Ibyuma

30
0
0
0
0
0
Making a Stone Hoe — The First Agricultural Tool

Making a Stone Hoe — The First Agricultural Tool

na MaryFI

Mbere y'Amateka

41
0
0
0
0
0
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
Akaga

Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers

na CharlieDE

Plastic

36
0
0
0
1
0
Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

na CharlieDE

Ubutabire

35
0
0
0
1
0
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