Tag: cosmos

  • Technology. Planets. Arrogance.

    Technology. Planets. Arrogance.

    Why relying on new technology won’t save the planet: Over-reliance on promises of new technology to solve climate change is enabling delay, say researchers. They argue instead for cultural, social and political transformation to enable widespread deployment of both behavioral and technological responses to climate change. (1) New technology. To save the old planet. New…

  • Listen.

    One drone, four microphones and a loudspeaker: nothing more is needed to determine the position of walls and other flat surfaces within a room. This has been mathematically proved by Prof. Gregor Kemper of the Technical University of Munich and Prof. Mireille Boutin of Purdue University in Indiana, USA. (1) The only way to see…

  • Rough.

    Most natural and artificial surfaces are rough: metals and even glasses that appear smooth to the naked eye can look like jagged mountain ranges under the microscope. There is currently no uniform theory about the origin of this roughness despite it being observed on all scales, from the atomic to the tectonic. Scientists suspect that…

  • Coincidences. Noise. Systems. Predictions.

    Coincidences. Noise. Systems. Predictions.

    When we predict future climate, it is important to understand the climate of the past. We do. Mostly. Some details are still debatable. An example of that are the periodicities of ice ages – that is, how ice ages come and go. This is described in a theory developed by amongst others the astronomer Milankovitch…

  • Afraid.

    Afraid.

    Afraid? Presence of a stranger can have a calming effect. (1) We are never alone. But we are afraid when we believe we are alone. Look around you. Talk to the forest. Shhhhhh… You do not need any reassurance. It is the forest that is terrified! Tell the cosmos not to be afraid. You are…

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