How Paint And a Speaker Could Explain The Physics of The Sun’s Plasma Jets

The Sun is blanketed by spiking, ultra-hot jets of plasma created from electrically charged particles, and now scientists have figured out more about how these jets (or spicules) are created and driven up into the star’s atmosphere.   Via a series of laboratory experiments and models, a new study describes the spicules as being like … Read more

Paint it black: behind the James Webb Space Telescope’s signature color

NASA’s James Webb Space Telescope has to stay super cool to observe the cosmos. How does it beat the heat? Black paint.  As the agency explained in its new YouTube series “Elements of Webb,” the James Webb Space Telescope‘s radiator is painted black to absorb heat. Just like how black asphalt gets hot in the … Read more