Anna Iltnere felt the pull of the sea when she moved from Riga - the capital of Lativia - to her new home looking out on the Baltic Sea. She started collecting books about the sea to try and find the words to describe that pull that many others had felt before. She accidentally became a sea librarian as people from around the world sent her books about the sea.

Guest: Anna Iltnere, sea librarian

Click here for the Sea Library Website

Big business, tech and even universities are using maths to enrich their own pockets. Maths Professor Noah Giansiracusa shows us how we can take back the algorithms and beat the top end at their own game.

Guest: Professor Noah Giansiracusa, Associate Professor of Mathematics at Bentley University, and author of Robin Hood Maths: Take Control of the Algorithms That Run Your Life.

The 1990s saw huge increases in the numbers of children with peanut and other food allergies. Almost 10 years ago the guidelines were changed and parents were encouraged to introduce peanuts and eggs in the first year as research had show this would actually reduce the incidence of food allergies. Have the new guidelines made a difference for Australia - the allergy capital of the world? 

Guest: Associate Professor Jennifer Koplin, University of Queensland

Claire Lehmann is the founder and proprietor of the online magazine Quillette which is celebrating its 10th anniversary. What is the secret to the survival of Quillette in the current media landscape.

Guest: Claire Lehmann, founder and proprieter of Quillette

When Róisín  Heneghan and her firm, Heneghan Peng Architects entered a competition to design a new museum just 2kms from the Pyramids of Giza, they knew they needed to create a design that only complimented the ancient landscape, but deeply engaged with it too. 

20 years later, their vision has finally been realised, with the opening of the Grand Egyptian Museum in Cairo this month. Róisín Heneghan shares the complexities and triumphs in designing the largest single civilisation museum in the world.

Guest: Róisín Heneghan, founding partner of Heneghan Peng Architects. 

The former Prime Minister of Bangladesh Sheikh Hasina has been sentenced to death in absentia for her role in the deaths of more than 1400 people during protests last year. Bangladesh has requested her extradition from India where she has been living in exile.

Guest: Zulkarnain Saer Khan is an investigative journalist who has reported extensively on corruption in Bangladesh.

This week's mystery caller spreads south down the east coast in the warmer months – the Australian Rufous Fantail.

It is the most important thing we all possess, yet many of our body’s parts and processes are a mystery: why does blood have types? How do hormones work? And what do tonsils actually do? Brisbane university lecturers Dr Matt Barton and Dr Mike Todorovic have been diligently breaking down complex bodily processes and parts of the human anatomy via a hugely popular YouTube channel and podcast called Dr Matt and Dr Mike. 

Future Nostalgia is a project from the University of Cambridge Library, taking on the archiving of Britain's floppy disks, from the lectures of Stephen Hawkings, to the writings of Neil Kinnock. Although there are many challenges accessing and reading the archaic data technology, for project lead, Dr. Leontien Talboom, that's what makes it so fun. 

Guest: Dr. Leontien Talboom, Technical Analyst with the Digital Preservation team at Cambridge University Library.

In 1986 an explosive Radio National investigation revealed that hundreds of Nazi collaborators and war criminals had settled in Australia after the Second World War.