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PhysicsListening to soap bubbles pop reveals the physics behind the bursts
The quiet, high-pitched sound made by a popping soap bubble reveals the forces that occur during the bubble’s demise.
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SpaceA black hole eruption marks the most powerful explosion ever spotted
Hundreds of millions of years ago, a black hole blasted out roughly 100 billion times as much energy as the sun is expected to emit in its lifetime.
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AnimalsGlowing frogs and salamanders may be surprisingly common
A widespread ability to glow in striking greens, yellows and oranges could make amphibians easier to track down in the wild.
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Planetary ScienceAn ancient magma ocean may have once driven Earth’s magnetic field
Computer simulations of molten silicate under extreme temperatures and pressures may have just filled in a gap in the history of Earth’s magnetism.