Environment
What Is the Evidence for Climate Change?
Evidence for climate change comes from many independent measurements rather than one thermometer record. Surface stations, satellites, ocean instruments, ice observation…
Measurement
Browse ScienceInfo articles and explainers related to Measurement.
Topic archive
Articles about Measurement
194 published items.
Space science
How Do Scientists Forecast Auroras?
Aurora forecasts combine measurements of the Sun and solar wind with models of Earth's magnetosphere. Scientists are not predicting a fixed light show at a precise stree…
Computer science
How Does Quantum Error Correction Work?
Quantum error correction protects fragile quantum information by encoding one logical qubit across several physical qubits and repeatedly measuring error information wit…
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What Is the Uncertainty Principle?
The uncertainty principle is a quantum-mechanical limit on how sharply certain pairs of properties, such as position and momentum, can be defined together in the same st…
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What Is Quantum Entanglement?
Quantum entanglement is a relationship between quantum systems in which their joint state cannot be described as independent states for each part, producing correlations…
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What Is Quantum Physics?
Quantum physics describes matter and energy at atomic and subatomic scales, where probabilities, quantization, superposition, and wave behavior become essential.
AI - Artificial intelligence
How AI Is Changing Scientific Research
AI is increasingly used to analyze scientific data, build surrogate models, guide experiments, predict structures, and accelerate parts of the research cycle.
Space science
Discovery changes fundamental theory of light
Scientists have found a new limit on the mass of a particle of light (photon) based on indirect measurements.
Scientific works
The first quantum gravity meter appears, revealing the secret map of the underground world!
The quantum gravimeter, a device capable of revealing the secrets of the underground world, has finally appeared on the stage of human science.
Health
Noisy traffic increases the risk of cardiovascular disease
According to research, for every 10dBA (decibel - a unit of noise measurement), the risk of developing cardiovascular diseases such as heart attack, stroke and heart fai…
Scientific application
Baseball physics: Measure drag, ball direction, speed,... with wind tunnels to lasers
The newly invented laser-based measurement tests appear to be more realistic and accurate than traditional wind tunnel drag measurements from scientists.
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The troposphere of the atmosphere is gradually rising due to climate change
Atmospheric measurements collected by weather balloons in the Northern Hemisphere over the past 40 years show that climate change is pushing the upper boundary of the tr…
Animal world
The strange ghost crab has no tongue but still makes a cry, the X-ray expert has just figured it out
Can ghost crabs make calls? How is that?
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Why can't we reach 3 meters tall?
Although accounting for 70% to 80% of the results, the human genome is not the only factor determining height.
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Is 1 horsepower equal to the power of a horse?
There are many ways to measure the power of a motor block of cars, motorcycles and air-conditioners ... So is a 100 horsepower car with the power of 100 horses? The answ…