The video series Measured World, dedicated to the 150th anniversary of the Metre Convention, introduces SI units, various measurement fields, and future perspectives on precise measurements. The series features metrologists and scientists who explain how accurate measurements contribute to our daily lives and the development of the world.
The series received second prize in the 2025 Science Popularization Awards in the category “Popularization of Science and Technology through Audiovisual and Electronic Media.”
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Measured World: Why is Measuring and Testing Necessary for Drones to Fly?
In the ninth episode, Tavo Kangru, Senior Researcher in the field of drone technologies at Metrosert’s Applied Research Center, talks about drone technologies and why measurement and testing are especially important for drones. Loe edasi >
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Measured World: What ensures reliable measurements?
In the eighth episode, Lauri Lillepea, Head of the Metrology Division at Metrosert, explains why calibration and metrological competence make it possible to trust measurement results — both in everyday life and in business. Loe edasi >
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Measured World: What is Electricity?
In the seventh episode, Aigar Vaigu, physicist and Board Member at Metrosert, explains how electrical energy is measured and why accuracy in measurement is essential in our everyday lives and in industry. Loe edasi >
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Measured World: What is a Metre?
In the sixth episode, Jako Siim Eensalu, a researcher in the field of length at Metrosert, takes us on a journey through the history of the metre, from the French Revolution to the speed of light. Loe edasi >
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Measured World: Does a Thermometer Measure Your Temperature or Its Own?
In the fifth episode, Kristjan Tammik, a research scientist and national standard keeper at Metrosert uncovers what we’re really measuring when we tuck a thermometer under our arm or watch the column of liquid rise behind the windowpane. Loe edasi >
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Metre Convention 150: Does a Kilo of Gold Weigh More Than a Kilo of Cotton?
In the fourth episode, Allar Pärn, national standard keeper and measurement specialist at Metrosert helps find the answer to the classic riddle: which is heavier—a kilo of cotton or a kilo of gold? Loe edasi >
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Measured World: How Do We Measure Light?
In the third episode, Metrosert’s quantum technology coordinator Nataly Dubbelman introduces the candela and explains why accurate measurement of light is so important in our everyday lives. Loe edasi >
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Measured World: Why Does Estonia Need National Measurement Standards?
In the second episode, Mari Aru, Head of Metrosert’s Research and Development Division, explains how Estonian national standards help ensure the accuracy and reliability of measurements in our daily lives. Loe edasi >
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Metre Convention 150: What Do the French Revolution and Your Electricity Bill Have in Common?
In the first episode, Metrosert’s Board Member, physicist Aigar Vaigu, describes how the changes initiated by the French Revolution helped shape today’s system of measurement units. Loe edasi >