A pair of Crested treeswift with its egg [Image credits: Aditya Pal / CC BY-SA 4.0]
Mathematical models show that males should be selected to care more for their offspring rather than desert them.
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.