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A quarter of Sun-like stars eat their own planets, according to new research

NASA / Tim Pyle

How rare is our Solar System? In the 30 years or so since planets were first discovered orbiting stars other than our Sun, we have found that planetary systems are common in the Galaxy.

Originally published in The Conversation.

Twitter's design stokes hostility and controversy. Here's why, and how it might change


Twitter has come under increasing public scrutiny for facilitating hostile communication online.

Originally published in The Conversation.

Coles and Woolworths are moving to robot warehouses and on-demand labour as home deliveries soar


As lockdowns continue across Australia, many households are doing something they may not have considered just 18 months ago: ordering groceries online.

Originally published in The Conversation.

Excel autocorrect errors still plague genetic research, raising concerns over scientific rigour


Autocorrection, or predictive text, is a common feature of many modern tech tools, from internet searches to messaging apps and word processors.

Originally published in The Conversation.

Why it will soon be too late to find out where the COVID-19 virus originated


SARS-CoV-2 has caused the greatest pandemic of the past 100 years. Understanding its origins is crucial for knowing what happened in late 2019 and for preparing for the next pandemic virus.

Originally published in The Conversation.

Who were the Toaleans? Ancient woman's DNA provides first evidence for the origin of a mysterious lost culture

Stone arrowheads (Maros points) and other flaked stone implements from the Toalean culture of South Sulawesi. Shahna Britton/Andrew Thomson, Author provided

In 2015, archaeo

Originally published in The Conversation.

More than banking done right, consumer data rights are set to transform our lives

ESB Professional/Shutterstock

There’s a revolution under way in commerce. Within five years, the consumer data right will have transformed competition and simplified the way we live.

Originally published in The Conversation.

Why has same-sex sexual behaviour persisted during evolution?

Same-sex sexual behaviour may seem to present a Darwinian paradox. It provides no obvious reproductive or survival benefit, and yet same-sex sexual behaviour is fairly common — around 2-10% of individuals in diverse human societies — and is clearly influenced by genes.

Originally published in The Conversation.

When Greenland was green: rapid global warming 55 million years ago shows us what the future may hold

Milo Barham, Author provided

Frozen northeast Greenland seems an unlikely place to gain insight into our ever-warming world. Between 50 million and 60 million years ago, however, the region was a different place.

Originally published in The Conversation.