Human DNA is programmed to be unique. Our bodies contain about 20,000–25,000 genes responsible for giving you brown hair ...

Brodie Fenwick-Mulcahy is a vision impaired cane user and achieved a band 6 in the HSC a year early. Picture by Peter Lorimer ...

Rare traits, from leucism to distinctive markings, reveal the individuality and resilience of four black-capped chickadees.