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Autism Genes Exist in Us All

Credit: ktsdesign/adobe

Credit: ktsdesign/adobe

By Marie-Jo Brion

A new study has found that genetic factors underlying autism are present in everyone and are influencing our behaviour.

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Brave New Embryology

Credit: Mopic/Adobe

After 30 years of IVF, only around 25% of the embryos created have the capacity to develop to term. Credit: Mopic/Adobe

By Chris O’Neill

New technologies are being developed to improve fertility, but the effects on the embryo are uncertain.

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Kissing Cousins: Why Haven’t Arranged Marriage Laws Reduced Human Genetic Diversity?

Credit: Elka Lesmono

Credit: Elka Lesmono

By Murray Cox

Many traditional communities, including our ancestors, have long enforced marriage between first cousins. Why hasn’t this had a negative impact on genetic diversity?

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The Evolving Story of Heredity

A female neriid fly (bottom right) lays eggs on rotten tree bark while her mate fights off an interloper. Credit: Russell Bonduriansky

A female neriid fly (bottom right) lays eggs on rotten tree bark while her mate fights off an interloper. Credit: Russell Bonduriansky

By Angela Crean & Russell Bonduriansky

Biologists are discovering that there is a lot more to heredity than genes. In the latest twist, it turns out that offspring size in an Australian fly species can be determined by the diet of its mother’s previous mating partner.

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The High Price of Obsolete Science

Misplaced fear of radiation and accidents is impacting our response to climate d

Misplaced fear of radiation and accidents is impacting our response to climate destabilisation.

By Geoff Russell

The anti-nuclear movement co-opted the environment movement on the strength of theories about DNA, radiation and cancer that have long been proven false.

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The Ancient African Coins of Arnhem Land

Kilwa coins

With the Kilwa coins, we have potential evidence of much earlier contacts that challenge the Captain Cook-centred view of Australian history that prioritises English and some Dutch discoveries.

By Ian McIntosh

Indigenous knowledge is informing a scientific expedition that hopes to uncover the origins of medieval African coins that may have been left in Arnhem Land hundreds of years before the arrival of Cook.

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Organs by Inkjet

Inkjet printers can already print living cells.

Inkjet printers can already print living cells.

By Cameron Ferris

The development of a new biological ink takes us one step closer to the goal of printing living cells in three dimensions to create whole organs.

Cameron Ferris is an Associate Research Fellow at the ARC Centre of Excellence for Electromaterials Science, University of Wollongong (http://www.electromaterials.edu.au).

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Early and Delayed Motherhood Linked to Schizophrenia Risk

Credit: Monkey Business

Credit: Monkey Business

By Sang Hong Lee

A mother’s age when she gives birth is associated with her child’s likelihood of developing schizophrenia, but is this because psychosocial factors associated with the mother's age affect her child's risk, or because women with a higher genetic risk for schizophrenia are more likely to have their first child at an early or late age?

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The Ethics of Online Genomics Tests

Credit: Syda Productions/adobe

Credit: Syda Productions/adobe

By Jacqueline Savard

There is a significant difference between the expectation and reality of direct-to-consumer personal genome testing, creating a gap where interesting tensions and ethical dilemmas sit.

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