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A Rocky Start
A new origin-of-life theory holds that life began within the confines of iron sulfide rocks surrounding hydrothermal vents at the ocean bottom.
- Earth
Eye of the Tiger
Recent research has upended a 130-year-old, previously unchallenged theory about how the semiprecious stone called tiger's-eye is formed.
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19314
This article addresses how much energy is given up in the viscous processes of a thin sheet of turbulent fluid. The technique used to stir the soap film grabbed my attention. Is it possible that the electromagnetic emissions from the sun influence Earth’s winds in an analogous manner by acting on the naturally occurring ions […]
- Physics
Answer blows in wind, swirls in soap
A swirling soap film gives new clues to how turbulent flows, such as the circulation of Earth's atmosphere, squander their energy.
