COVID Booster: Heart failure theories, optimising lockdowns, and breathing into a cone for 30 minutes

Lockdown dissolves a heart failure theory Around the world, there’s an uptick in heart failures each winter, and it’s not entirely clear why. One theory was that respiratory diseases, like colds and influenza, contributed to the peak because they surge at the same time. A paper in Respirology has challenged this theory, showing that while … Continue reading COVID Booster: Heart failure theories, optimising lockdowns, and breathing into a cone for 30 minutes

Cosmos Briefing: Supercomputing and Big Data

It’s hard to get your head around the size of datasets tackled by supercomputers, and the complexity of the problems they’re tasked to solve. Fortunately, the guest speakers at yesterday’s Cosmos Briefing – people using supercomputing resources for research and business – provided the answers. Supercomputers, says astronomer Dr Karen Lee-Waddell, director of the Australia … Continue reading Cosmos Briefing: Supercomputing and Big Data

Engineering the Square Kilometre Array

The largest, most powerful telescope ever conceived – the Square Kilometre Array (SKA), is going to have over a hundred thousand radiotelescopes spread across Australia and South Africa. Its purpose – to look further out into the universe, and further back in time, than any telescope before. It is, quite simply, the biggest astronomy project … Continue reading Engineering the Square Kilometre Array