فن

خوبصورتی اور تندرستی

دستکاری

ثقافت اور تاریخ

تفریح

ماحول

خوراک اور مشروبات

سبز مستقبل

ریورس انجینئرنگ

سائنسز

کھیل

ٹیکنالوجی

پہننے والے آلات

بلوپرنٹس Environment خطہخلا

خلا

23 بلوپرنٹس دستیاب

بلوپرنٹس (23)

Good Morning

Good Morning

MidnightMaker-cc21d3 کی طرف سے

خطہ

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Hazardous content

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Charlie کی طرف سے

طبیعیات

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Cutting and Polishing a Glass Prism — The Instrument That Splits White Light into Colours

Penny کی طرف سے

Renaissance (1400–1600)

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Hazardous content

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Astro کی طرف سے

بصریات

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Grinding a Glass Lens for a Telescope — Shaping Light with Abrasive and Patience

Penny کی طرف سے

Renaissance (1400–1600)

فوکو پینڈولم بنائیں — زمین کی گردش کو ثابت کریں

فوکو پینڈولم بنائیں — زمین کی گردش کو ثابت کریں

Astro کی طرف سے

طبیعیات

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Astro کی طرف سے

سمندر

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Astro کی طرف سے

خلا

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

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

Astro کی طرف سے

سمندر

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

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

Astro کی طرف سے

فلکیات

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Building a Camera Obscura — Projecting the Sun and Eclipses Safely

Astro کی طرف سے

قدیم

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

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

Astro کی طرف سے

قدیم

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses

Astro کی طرف سے

لکڑی کا کام

Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

Astro کی طرف سے

قرون وسطی

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

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

Astro کی طرف سے

فلکیات

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

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

Astro کی طرف سے

فلکیات

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

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

Astro کی طرف سے

خلا

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

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

Astro کی طرف سے

آثار قدیمہ فلکیات

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

Astro کی طرف سے

فلکیات

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

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

Astro کی طرف سے

فلکیات