As the scandal rages on, it emerges Martin Callinan, who resigned as Garda Commissioner this week, wished to withdraw his use of the word "disgusting" to describe the behaviour of whistleblowers but was prevented from doing so by officials in the Department of Justice. (RTÉ News)
Iwao Hakamada, the world's longest serving death row inmate, is freed from a Japanese prison and granted a retrial after serving 48 years. (Washington Post)
It is announced publicly that, three months ago, doctors at the University Medical Center Utrecht, in Utrecht, Netherlands, successfully implanted a 3-D printed skull (most of it), from Australian company Anatomics, in a medical first, into an unnamed female patient. (NBC)
The journal Science publishes that an international team of scientists have for the first time successfully replaced one of the sixteen chromosomes of the genome of a yeast cell with a synthetic DNA chromosome. (BBC)
A study finds that Cuvier's beaked whale is capable of diving to a depth of 3.2km and staying under water for 137 minutes, both records for a mammal. (News.com.au)