Doing our dirty jobs of clearing animal carcass for generations, extraordinary scavenging birds of prey, the vultures, deserve our gratitude and attention. Associated with goddesses in Egyptian mythology and revered hero in Indian mythology as Jatayu who sacrificed himself to save Sita, and once commonly seen; today, most species of vultures face extinction worldwide. Four out of nine species of vulture in India are critically endangered; it is now crucial to understand this often overlooked ecologically important bird.
Two new studies from the Indian Institute of Bombay (IIT Bombay), Mumbai, show the importance of defects in the arrangement of atoms in a crystal, called dislocations, in shaping the physical properties of metallic alloys.
By Dennis C J
Mumbai/ Mar 11, 2023