Solen sken och det var runt noll grader så vi begav oss till Gunnebo Slott. Det var enstaka småfåglar och jag hörde en hackspett. När jag titta upp såg jag denna fina fågel. Ibland har man tur.
Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter spacecraft has discovered that a solar flare is triggered by initially weak disturbances that quickly become more violent. This rapidly evolving process creates a ‘sky’ of raining plasma blobs that continue to fall even after […]
To land on the right foot on the Red Planet, European engineers have been dropping a skeleton of the four-legged ExoMars descent module at various speeds and heights on simulated martian surfaces.