Science

Science is a system of knowledge that builds and organizes information in the form of testable explanations and predictions.

Is science reliable?

https://youtu.be/VcgO2v3JjCU

Cryptography 5 (1)

All, Math, Science / , , , , , , , ,

Cryptography, or cryptology, is the practice and study of techniques for secure communication in the presence of adversarial behavior. More generally, cryptography is about constructing and analyzing protocols that prevent third parties or the public from reading private messages; various aspects of information security, such as data confidentiality, data integrity, authentication, and non-repudiation, are central to modern cryptography. Modern cryptography exists at the intersection of the disciplines of mathematics, computer science, electrical engineering, communication […]

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Hannes Bok 5 (2)

All, Science / , , , , , ,

Born Wayne Francis WoodardJuly 2, 1914Kansas City, Missouri, United States Died April 11, 1964 (aged 49)New York City, New York, United States Pen name Hannes Bok Occupation Illustrator, writer Nationality American Period 1939–1957 (SF magazine artist) Genre Fantasy Hannes Bok, pen name for Wayne Francis Woodard, was an American artist and illustrator who also dabbled in astrology and

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Social network 5 (26)

Digital Culture, Graph Theory, Institutional Theory, Science, Social Sciences, Sociology / , , , , , , , , , ,

In formal sociology and institutional theory, a social network is defined as a complex social structure composed of nodes (individual or collective actors) and dyadic ties (the specific relationships or interdependencies between them). đŸ›ïž Unlike the colloquial use of the term to describe digital platforms, the academic study of social networks—Social Network Analysis (SNA)—examines how

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Light-Emitting Diode (LED) 5 (66)

Electrical Engineering, Physics, Sustainable Technology / , , ,

A Light-Emitting Diode (LED) is a semiconductor device that emits light when an electric current passes through it. Unlike traditional incandescent bulbs that generate light by heating a filament, LEDs produce light through a process called electroluminescence, which is far more efficient. How LEDs Work ⚙ Advantages of LEDs ✅ Common Applications 🌍 Challenges ⚠

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Radiocarbon Dating 4.8 (23)

Archaeology Methods, Chemistry, Environmental science, Geochronology, Radiometric Dating, Science

Radiocarbon dating, also known as carbon-14 dating, is a method for determining the age of organic materials by measuring the decay of the radioactive isotope carbon-14 (^14C). Developed in the late 1940s by Willard Libby, this technique revolutionized archaeology, geology, and paleontology by allowing precise dating of previously undatable organic specimens up to about 50,000

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Allosteric Regulation 4.7 (3)

Biochemistry, Definition, Molecular Biology, Science / , , ,

Allosteric regulation is a fundamental mechanism in biochemistry where a molecule binds to a protein at a site other than the active site, causing a conformational change that affects the protein’s activity. The term “allosteric” comes from the Greek words allos (other) and steros (site or space), emphasizing that the regulatory molecule binds to a

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Plate Tectonics 4.6 (62)

Earth Sciences, Geological Theories, Geology, Natural Hazards, Science, Tectonic Processes / , , , , , , , , ,

Plate tectonics is the scientific theory that explains the large-scale motion of Earth’s lithosphere, the rigid outer shell of the planet. This theory, developed in the mid-20th century, revolutionized geology by providing a unifying framework for understanding earthquakes, volcanoes, mountain building, and the distribution of continents and oceans. Structure of the Earth 🌐 Plate tectonics

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Magnesium (Mg) 5 (37)

Alkaline Earth Metals, Biochemistry, Chemical Element, Earth Sciences, Materials Science, Science / , , , , , , , , , , , , , , , , , , , , ,

Magnesium is a chemical element with the symbol Mg and atomic number 12. It is a lightweight, silvery-white alkaline earth metal and one of the most abundant elements in the Earth’s crust and oceans. Magnesium plays a crucial role in biological systems, industrial manufacturing, metallurgy, and chemical processes. As a member of Group 2 in

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Meteor Shower 5 (18)

Astronomical events, Comets, Meteoroids and meteorites, Observational astronomy, Science, Solar System phenomena, Space / , , , , , , , , , , , , , , , ,

A meteor shower is an astronomical event in which numerous meteors appear to radiate from a specific point in the night sky. These meteors—commonly called “shooting stars”—are streaks of light produced when small fragments of cosmic debris enter Earth’s atmosphere at high velocity and vaporize due to frictional heating. Meteor showers occur when Earth passes

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Gravity 5 (18)

Astronomy, Classical Mechanics, Cosmology, Fundamental Forces, General Relativity, Physics, Science / , , , , , , , ,

Gravity is a fundamental force of nature by which all things with mass or energy—including planets, stars, galaxies, and even light—are brought toward one another. đŸȘ While it is the weakest of the four fundamental forces (compared to electromagnetism and the nuclear forces), it is the dominant force on a macroscopic scale, shaping the structure

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