New radar algorithm reveals hidden dance of ionospheric plasma
At night, charged particles from the sun caught by Earth's magnetosphere rain down into the atmosphere. The impacting ...
Detecting the gravitational wave memory effect from core-collapse supernovae
Einstein's theory of gravity, general relativity, has passed all tests with predictions that are spot-on. One prediction that remains is "gravitational wave memory"—the prediction that a passing ...
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Electromagnetic waves | Physics | Khan Academy
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Electromagnetic (EM) waves are produced whenever electrons or other charged particles accelerate. The ...
CBSE Class 12 Physics board exam 2025: Check most repeated questions from previous years here
The CBSE has announced the Class 12 Physics exam date for February 21, 2025. With less than three months left, students are ...