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thermodynamics

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「ダークマターを含まない銀河」は、いかに形成されたのか？新たな発見が意味すること

WIRED

Pregnant people are still not getting vaccinated against Covid

最新情報 Feed – WIRED.jp

北極圏の森林火災が生む巨大な「穴」から、大量の温室効果ガスが放出されている

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Take a Look at The Largest And Most Detailed 3D Map of The Universe Ever Made

Liquid metal encased in hydrogel makes a promising energy-harvesting device

Any mechanical motion deforms the device, such as squishing, stretching, twisting.

Scientists test medieval gunpowder recipes with 15th-century cannon replica

Posted inbomb calorimetryChemistrycombustiongunpowdermedieval historySciencethermodynamics
Posted byJennifer Ouellette
09/30/2021

A bit of sulfur, a dash of charcoal, a lot of saltpeter and… KABOOM!