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Vacuum  — Research Starter

A vacuum is defined as a space that contains little to no matter, with a perfect vacuum being an ideal state that is theoretically impossible due to the quantum uncertainty principle. In practical…

True North  — Research Starter

True North refers to the direction of the North Pole from any location on Earth and is often confused with magnetic north. Unlike True North, which is the direction indicated by converging lines of…

Transportation technologies  — Research Starter

Transportation technologies encompass a variety of innovations that facilitate the movement of people, animals, and goods. From ancient inventions like boats and wheels to modern advancements such as…

Torsion (mechanics)  — Research Starter

Torsion in mechanics refers to the twisting of an object resulting from equal and opposite torques. This phenomenon can be observed in everyday actions such as wringing out a towel or turning a key in…

Thermal energy  — Research Starter

Thermal energy is the energy contained within the molecules of an object, influencing their motion and vibration. It always flows from areas of higher thermal energy to areas of lower thermal energy,…

Theory of relativity  — Research Starter

The theory of relativity, formulated by Albert Einstein, is a groundbreaking framework in physics that revolutionized our understanding of motion, space, time, energy, and gravity. Comprising two main…

Terrestrial ecosystems  — Research Starter

Terrestrial ecosystems are diverse communities of life that exist on landmasses, characterized by their unique environmental conditions based on geographic location. These ecosystems span a wide…

Temperature record (mean surface temperature)  — Research Starter

The temperature record refers to the systematic collection and analysis of Earth's surface temperature data over time, primarily conducted by various international scientific institutions such as…

Telegraphy  — Research Starter

Telegraphy is a significant method of long-distance communication that utilizes a device called a telegraph to send electrical signals over wires. The term "telegraph" is rooted in Greek, meaning "to…