Chemistry Branches Chemistry, the study of the fundamental units of matter, is subdivided into branches which deal with specialized spheres of the subject. What are the different chemistry branches? Read on to find out....
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8 Minutes
Law of Ampere (Circuital law) Explanation, Formulas, Questions and Answers
Law of Ampere This law was discovered by André-Marie Ampre in 1826, which is included in the laws of electrodynamics and one of Maxwell’s equations. The law of Ampere relates the magnetic field to...
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3 Minutes
Electrodynamics | Explanation, Formulas, Questions and Answers
Electrodynamics Electrodynamics or classical electromagnetism is the theory of electromagnetism that was developed throughout the nineteenth century, prominently by James Clerk Maxwell. This theory gives a good description of electromagnetic phenomena as long as...
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6 Minutes
Optical Microscope | Definition, Explanations and History
Optical Microscope The optical microscope is an optical instrument equipped with a lens and an eyepiece that allows to magnify the image of a small-sized object (which characterizes its magnification) and to separate the...
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10 Minutes
Greenhouse Gases | Effects and Types
Greenhouse Gases Greenhouse gases play a crucial role in shaping the Earth’s climate, but their excessive presence is causing significant environmental challenges. In this article, we will explore what greenhouse gases are, their effects...
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13 Minutes
Planck | Constant, Formulas, Definition and Explanations
Planck Constant Planck constant = 6.62607015 × 10-34 m2 kg / s Planck’s constant (symbol h), is a fundamental physical constant that characterizes the quantization of nature. Its exact value is extremely small in units of the...
Read More hbar plays a central role in quantum mechanical physics (H with stroke)
h bar h bar value = 1.05457182 × 10-34 m2kg / s The symbol name is ℏ, which means reduced Planck’s constant (ℎ/2π). h with stroke or h strikethrough for what? Planck’s eponymous constant...
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8 Minutes
Ptolemy (85 – 165), Mathematician, Geographer, Astronomer and Astrologer
Claudius Ptolemy, Mathematician, Geographer, Astronomer and Astrologer Born in Ptolemais (Upper Egypt), hence his name, this illustrious astronomer and geographer lived in Alexandria. His masterful work, the Mathematical Composition (around the year 150), thirteen...
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12 Minutes
Astronomical coordinate systems: horizontal, equatorial, ecliptic, galactic and supergalactic
Celestial coordinate system has the function of determining a position in the sky. Horizontal system: centered on the observer, separates the sky into two hemispheres...
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6 Minutes
Smelter (Foundry) a machine for taking metal out of rock by heating it to a very high temperature
A smelter is a smelting machine for removing metal from rock by heating it to very high temperatures. This form of extractive metallurgy is suitable for extracting metals such as tin, lead, copper, iron,...
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3 Minutes
Hardest Quiz World General Knowledge
Hardest Quiz World General Knowledge Can you pass the hardest quiz or toughest test in the entire universe? Try this hardest quiz world general knowledge. Take it to the next level with these questions...
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2 Minutes
Physics Research Fields | Major fields of physics, with subfields, theories and concepts
Physics Research Fields Contemporary physics research fields are divided into various disciplines that study different aspects of the physical world. They can be broadly divided into nuclear and particle physics; condensed matter physics; atomic,...
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23 Minutes
Electrical Measuring Instruments: Ammeter, Voltmeter, Ohmmeter, Wattmeter, LCR, Multimeter
Electrical Measuring Instruments: Ammeter, Voltmeter, Ohmmeter, Wattmeter, Multimeter. Measuring current can also be used to estimate your electricity consumption, but also to check the condition of your installation and identify energy losses....
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5 Minutes
Ohmmeter (Series, Multi-Range & Shunt Type Ohm Meters)
ohmmeter is a measuring instrument that measures the electrical resistance of an electrical component or circuit. The unit of measurement is the ohm, denoted Ω....
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12 Minutes
Invisible Fish | Transparent Sea Creatures
Invisible Fish In the depths of the oceans, some fish reflect so little light that they become almost invisible. How can this remarkable invisible fish adaptation be explained? Beyond a certain depth, sunlight is...
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7 Minutes
Deep Sea Fish Live in the Dark | Terrifying Seabed Creatures
In the depths of the abyss (pit depth or bottomless pit) would live hundreds of thousands of underwater species. While many of deep sea fish still remain unknown, given the difficult observation conditions, others,...
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14 Minutes
Ecological Actions to Protect Our Environment
Daily Ecological Actions We often forget that the simplest daily ecological actions are sometimes the most effective for sustainable development. It is indeed the individual awareness of this inescapable requirement that will allow us...
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4 Minutes
Who Was James Webb, the NASA administrator after whom the space telescope was named?
In the 1960s, the administrator of the American space agency was actively involved in the success of the Apollo mission, but his legacy is controversial. Who was James Webb?...
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