efficiency

Newly Invented Catalyst Dramatically Increases The Efficiency of Turning CO2 Into Fuel

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It took nature decades of photosynthesis, followed by eons of intense heat and pressure from geological activity to bake atmospheric carbon dioxide into the long chains of hydrocarbon that make up fossil fuels.   We don’t have the luxury of millions of years to mop up the excess carbon from our atmosphere, but advances in … Read more

Drones: Giving small flying craft barn owl-like tails may make them more efficient flyers

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The barn owl’s tail has a surprisingly important role to play in making the bird more aerodynamic Physics 9 February 2022 By Christa Lesté-Lasserre A barn owl in flight Javier Fernandez Sanchez/Getty Images The barn owl’s tail plays an unexpected role in flight by making the bird more aerodynamic, which may have implications for drone … Read more

Energy efficiency: Smart windows keep heat in during winter and let heat out in summer

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Radiative cooling means ordinary windows are not very effective at keeping buildings warm or cool as required, but modified windows could help save energy Technology 16 December 2021 By Chen Ly Windows in a house covered by snow Botastock images/Alamy A smart window that automatically keeps heat in during the winter and lets it out … Read more