SANAA
UREMBO NA USTAWI
UJANJA
UTAMADUNI NA HISTORIA
BURUDANI
MAZINGIRA
CHAKULA NA VINYWAJI
BAADAYE YA KIJANI
REVERSE ENGINEERING
SAYANSI
MICHEZO
TEKNOLOJIA
VAZI
Utengenezaji wa Kupunguza
Mipango 87 inapatikana • Vijamii 5
Vinjari Vijamii
Miradi (87)
Building a Roman Undershot Water Mill — Grain Milling by Hydraulic Power
na Emma
Kusaga
27
0
0
0
1
0
Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source
na Emma
UTAMADUNI NA HISTORIA
20
0
0
0
4
0
Zunguka Bakuli Lako la Kwanza kwenye Zunguko — Mwongozo Kamili wa Wanaoanza
na Woody
Kugeuka kwa Mbao
46
0
0
0
0
0
Turning a Bowl on a Pole Lathe — Foot-Powered Green Wood Turning
na Woody
Kugeuka kwa Mbao
24
0
0
0
0
0
Tengeneza Lathe ya Fimbo ya Zama za Kati kwa Kunena Kuni Kijani
na Woody
Utengenezaji mbao
89
1
0
0
1
0
Understanding Sodium from Halite — The Reactive Metal That Powers Life and Industry
na Peter
Uchimbaji madini
18
0
0
0
2
0
Understanding Protactinium from Uranium Ore — The Elusive Parent of Actinium
na Peter
Kemia
19
0
0
0
4
0
Understanding Actinium from Uranium Ore — The Element That Named the Actinides
na Peter
Industry 2.0 — Electricity, Steel & Oil (1870)
19
0
0
0
5
0
Understanding Radium from Uranium Ore — The Glowing Element That Changed Science and Medicine
na Peter
Industry 2.0 — Electricity, Steel & Oil (1870)
22
0
0
0
5
0
Understanding Francium from Radioactive Decay — The Most Unstable Natural Element
na Peter
Kemia
40
0
0
0
0
0
Understanding Radon from Radioactive Decay — The Invisible Killer in Your Basement
na Peter
Uchimbaji madini
19
0
0
0
0
0
Understanding Astatine from Cyclotron Synthesis — The Rarest Naturally Occurring Element
na Peter
Jedwali la Kipindi
31
0
0
0
0
0
Understanding Polonium from Uranium Ore — The Deadly Discovery That Launched Nuclear Science
na Peter
Nyuklia
27
0
0
0
4
0
Understanding Promethium from Nuclear Fission — The Phantom Lanthanide
na Peter
Uchimbaji madini
26
0
0
0
1
0
Understanding Technetium from Nuclear Fission — The First Artificially Made Element
na Peter
Nyuklia
16
0
0
0
1
0
Understanding Xenon from Air Separation — The Strangest Noble Gas
na Peter
Industry 2.0 — Electricity, Steel & Oil (1870)
26
0
0
0
3
0
Understanding Krypton from Air Separation — The Hidden Gas That Once Defined the Meter
na Peter
Jedwali la Kipindi
28
0
0
0
3
0
Understanding Argon from Air Separation — The Invisible Shield Gas
na Peter
Uchimbaji madini
20
0
0
0
3
0
Understanding Neon from Air Separation — The Gas That Lit the Modern City
na Peter
Uchimbaji madini
29
0
0
0
3
0
Understanding Helium from Natural Gas — The Element That Escapes Earth Forever
na Peter
Industry 2.0 — Electricity, Steel & Oil (1870)
20
0
0
0
0
0