https://san.com/cc/red-cross-declares-severe-blood-shortage-after-supply-falls-35/
The American Red Cross declared a severe blood shortage on Tuesday after it said the national blood supply fell 35% over the past month.
red crossdeclaresseverebloodshortage
https://www.discovermagazine.com/antarcticas-blood-falls-shows-how-aliens-might-live-on-ice-worlds-2844
The Blood Falls discovery reveals microbes thriving in Antarctica's extreme ecosystem, hinting at life possibilities on Mars and Europa.
blood fallsantarcticashowsaliensmight
https://www.mentalfloss.com/science/nature/science-behind-antarcticas-blood-falls
Iron-rich brine from a subglacial lake accounts for Blood Falls' creepy crimson hue.
science behindblood fallsantarctica