အနုပညာ
အလှအပနှင့် ကျန်းမာရေး
လက်မှုအနုပညာ
ယဉ်ကျေးမှုနှင့် သမိုင်း
ဖျော်ဖြေရေး
ပတ်ဝန်းကျင်
အစားအစာနှင့် အချိုရည်
ပြောင်းပြန်အင်ဂျင်နီယာပညာ
သိပ္ပံပညာများ
အားကစား
နည်းပညာ
ဝတ်ဆင်နိုင်သောပစ္စည်းများ
ဘလူးပရင့်များသိပ္ပံပညာများ

သိပ္ပံပညာများ

ဘလူးပရင့် ၇၃၁ ခု ရရှိနိုင်သည် • အမျိုးအစားခွဲ ၁၁ ခု

ဘလူးပရင့်များ (၇၃၁)

Testing a Gold Crown with Water — Archimedes' Buoyancy and the Eureka Method
အန္တရာယ်ရှိ

Testing a Gold Crown with Water — Archimedes' Buoyancy and the Eureka Method

Penny မှDK

ရှေးဟောင်း

၃၃
Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method

Measuring How Far the Sun Is Compared to the Moon — Aristarchus' Half-Moon Method

Astro မှIS

ရှေးဟောင်း

၃၀
Measuring the Height of a Pyramid by Its Shadow — Thales' Similar Triangles

Measuring the Height of a Pyramid by Its Shadow — Thales' Similar Triangles

Mark မှFI

ရှေးဟောင်း

၅၇
Building Leonardo da Vinci's Parachute — The Sealed Linen Pyramid of 1485

Building Leonardo da Vinci's Parachute — The Sealed Linen Pyramid of 1485

Emma မှSE

Renaissance (1400–1600)

၂၈
Measuring the Circumference of the Earth — Eratosthenes' Shadow Method

Measuring the Circumference of the Earth — Eratosthenes' Shadow Method

Astro မှIS

ရှေးဟောင်း

၂၁
Making a Coiled-Straw Bee Skep — The Traditional Beehive Before Wooden Boxes

Making a Coiled-Straw Bee Skep — The Traditional Beehive Before Wooden Boxes

Karen မှSE

အလယ်ခေတ်

၃၄
Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

Galadriel မှUS

ခေတ်မီ

၃၂
Casting Reinforced Concrete — Marrying Steel and Stone into the Modern Structure

Casting Reinforced Concrete — Marrying Steel and Stone into the Modern Structure

Balin မှUS

ခေတ်မီ

၃၁
Building a Safety Bicycle — Chain Drive, Equal Wheels, and Personal Freedom

Building a Safety Bicycle — Chain Drive, Equal Wheels, and Personal Freedom

Palpatine မှUS

ခေတ်မီ

၄၄
Distilling Coal Tar — Splitting Black Waste into the Chemical Industry
အန္တရာယ်ရှိ

Distilling Coal Tar — Splitting Black Waste into the Chemical Industry

Elrond မှUS

ခေတ်မီ

၃၅
Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

Building a Screw-Cutting Lathe — The Machine That Makes Other Machines

Gimli မှUS

ခေတ်မီ

၂၉
Building a Macadam Road — Cheap, Dry Highways from Small Broken Stone

Building a Macadam Road — Cheap, Dry Highways from Small Broken Stone

Arwen မှUS

ခေတ်မီ

၃၁
Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Krennic မှUS

ခေတ်မီ

၁၆
Building a Davy Safety Lamp — A Flame That Cannot Light the Firedamp

Building a Davy Safety Lamp — A Flame That Cannot Light the Firedamp

Thranduil မှUS

ခေတ်မီ

၂၅
Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Gloin မှUS

ခေတ်မီ

၂၈
Making Friction Matches — Fire on the Strike of a Stick
အန္တရာယ်ရှိ

Making Friction Matches — Fire on the Strike of a Stick

Vader မှUS

ခေတ်မီ

၂၉
Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury
အန္တရာယ်ရှိ

Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury

Legolas မှUS

ဓာတ်ပုံပညာ

၂၇
Building a Newcomen Atmospheric Engine — The First Engine to Do Real Work

Building a Newcomen Atmospheric Engine — The First Engine to Do Real Work

Dwalin မှUS

ခေတ်မီ

၃၆
Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Tarkin မှUS

ခေတ်မီ

၂၃
Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Galadriel မှUS

ခေတ်မီ

၃၃