Koalas are being given birth control to fight overpopulation

Koala populations in parts of Australia are being controlled to prevent them eating their main food source – manna gum trees – to extinction Source: https://www.newscientist.com/article/2263654-koalas-are-being-given-birth-control-to-fight-overpopulation/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home…

The ‘Cow’ mystery strikes back: Two more rare, explosive events captured

The ‘Cow’ is not alone; with the help of W. M. Keck Observatory on Maunakea in Hawaii, astronomers have discovered two more like it—the ‘Koala’ and a similar mysterious bright object called CSS161010. This trio of fast blue optical transients (FBOTs) appear to be relatives, all belonging to a highly-luminous family that has a track record for surprising astronomers with their…