"#Redochre—Fe2O3—is a simple compound of iron and oxygen that absorbs yellow, green and blue light and appears red. It’s what makes red paint red. It’s really cheap because it’s really plentiful. And it’s really plentiful because of #nuclearfusion in #dyingstars."

https://www.smithsonianmag.com/smart-news/barns-are-painted-red-because-of-the-physics-of-dying-stars-58185724/?utm_medium=social&utm_source=facebook&utm_campaign=editorial&utm_term=792023&utm_content=archival&fbclid=IwAR2AXBIDPDF9m7j8Z8_b_3ppjyHAK33LBJU7b9R3jW5boIyKZhUpJYdcqLs

We Might Soon Detect the #GravitationalWaves from #DyingStars
https://www.universetoday.com/161795/we-might-soon-detect-the-gravitational-waves-from-dying-stars/