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I don’t know about you, but I’m not really feeling 22. Sucharas Wongpeth/Shutterstock.com

Why the ‘perfect’ office temperature is a myth

Workplaces the world over tune their thermostats to 22C, because this supposedly optimises mental performance. But the factors that underpin a productive office are much more complicated.
Your brain is about 70% water. Shutterstock

Curious Kids: how much does a brain weigh?

An adult brain weighs about 1.5kg. It’s mostly water with some fat, protein, sugar and a dash of salt. Sounds like pancakes, I know, but I once tried chicken brains and, well, pancakes are tastier.
Just because a treatment works for some people, doesn’t mean it will work for you. from www.shutterstock.com

Want to quit a bad habit? Here’s one way to compare treatments

It’s hard to decide which treatment to choose when trying to quit smoking or lose weight. The term ‘number needed to treat’ could help you decide what is most likely to work.
As cultures evolve and societies develop, people’s change the way they think about good and evil. from shutterstock.com

Changing morals: we’re more compassionate than 100 years ago, but more judgmental too

An analysis of billions of words in the Google Books database shows the way society has valued moral principles such as compassion, respect for authority, community values and fairness over time.
Recent marine heatwaves have devastated crucial coastal habitats, including kelp forests, seagrass meadows and coral reefs. Dan Smale

Suffering in the heat: the rise in marine heatwaves is harming ocean species

Marine heatwaves, like their land counterparts, are growing hotter and longer. Sea species in southeastern Australia, southeast Asia, northwestern Africa, Europe and eastern Canada are most at risk.
The receding waters of Lake Pamamaroo which makes up part of the Menindee Lakes system near the township of Menindee, Thursday, February 14, 2019. Dean Lewins/AAP

Droughts, extreme weather and empowered consumers mean tough choices for farmers

Australia’s farming industry will need to take full account of its obligations to its workers, its customers, society and the environment if it is to prosper in the years to 2030.
As prime minister, republican Malcolm Turnbull said there would be no more moves towards an Australian head of state while Queen Elizabeth remained on the throne. AAP/Ward/WENN.com

If Labor wins government, will an Australian republic finally take the crown?

Bill Shorten is committed to an Australian head of state, but it will likely take lost priority to constitutional recognition of Indigenous Australians.