BIMnewsmanagerComments Off on Human corneas have been 3D printed for the first time. Stem cells from a healthy donor cornea were mixed with alginate, a gel derived from seaweed, and collagen to create a “bio-ink”. Using a 3D printer, this bio-ink was extruded into concentric circles to form an artificial cornea.
BIMnewsmanagerComments Off on Ozone layer finally healing after damage caused by aerosols, UN says – Upper layer above northern hemisphere should be completely repaired in 2030s
BIMnewsmanagerComments Off on Young people worldwide take up climate activism. Half the world’s population is now younger than 30 — and those youth are becoming increasingly powerful political and social advocates for action, including on climate change