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An artist’s concept of what it could look like on the surface of one of the exoplanets of TRAPPIST-1. NASA/JPL-Caltech

Seven Earth-sized planets discovered orbiting a nearby star

Several of the newly-discovered exoplanets orbiting a small star appear to be locked in an intricate dance that hints at how such planetary systems can form.
Sugar activates the same brain system as drugs such as nicotine and cocaine, meaning consuming it is a behaviour we want to repeat. from www.shutterstock.com.au

Fact or fiction – is sugar addictive?

If you’ve ever tried to cut back on sugar, you may have realised how incredibly difficult it is. This leads to the question: can you be addicted to sugar?
The not-for-profit UK group The Loop said it tested the drug ecstasy with ‘loop lasers’ at a festival in July 2016. The Loop UK/Facebook

Yes, we can do on-the-spot drug testing quickly and safely

Victorian Police Chief Commissioner Graham Ashton said conducting on-site drug tests at public events “safely and quickly is not really a practical option”. But the technology is available.
The study found business students were concerned about their future employers’ corporate social responsibility. Mays Business School/Flickr

Business students willing to sacrifice future salary for good corporate social responsibility: study

Results from a study of business students show how committed they are when it comes to working for socially responsible companies.
This Melbourne traffic jam shows the system’s vulnerability to congestion. A data-based integrated transport approach may help it cope better with inevitable disruptions. Julian Smith/AAP

City streets become a living lab that could transform your daily travel

A project set up north of Melbourne’s CBD aims to create a living laboratory for developing a highly integrated, smart, multimodal transport system.
The world’s first lab-grown beef burger, the result of years of research by Dutch scientist Mark Post at the University of Maastricht. Reuters/David Parry/pool

No animal required, but would people eat artificial meat?

We might be able to grow artificial meat but are people really prepared to eat such produce over meat from farmed animals?
Australian voters rejected carbon taxation. But some US conservatives are now embracing it. AAP Image/Paul Miller

Tax and dividend: how conservatives can grow to love carbon pricing

Taxing carbon has always been a tricky political sell for conservatives. But a group of establishment US Republicans is touting the idea of a carbon “tax and dividend” as a way to break the deadlock.
Mosquito control in the Torres Strait can be tough but it provides protection of the mainland from invading exotic mosquitoes. medical entomology, tropical public health services cairns

How we kept disease-spreading Asian Tiger mozzies away from the Australian mainland

A new study shows how Australian authorities are battling the invasive Asian tiger mosquito in Torres Strait, reducing risks of mosquito-borne disease outbreaks.