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Lake Taupo, in the North Island of New Zealand, is a globally significant caldera of a supervolcano that formed following a massive eruption more than 20,000 years ago. from www.shutterstock.com

Explosive lies: how volcanoes can lie about their age, and what it means for us

New research shows that carbon dioxide in groundwater can affect the aging of volcanic eruptions. The findings could help predict future eruptions.
Social media sensation Christiaan Van Vuuren (left) on the Logie Awards red carpet last year alongside Irish actress Valene Kane and TV host Matt Okine. Joe Castro/AAP

Social media entertainment could be the future of the screen industry, so let’s not strangle it with regulation

Social media entertainers are creative, entrepreneurial and masters at building the communities that support them. But regulations currently under review could strangle this nascent industry.
Perth air traffic control tower. As a pilot flies towards the destination, the air traffic control tower sends an interrogation signal. The aircraft automatically responds with a series of short pulses that let air traffic control know the identity of the plane and its altitude. © Copyright Airservices Australia

Curious Kids: what’s the history of aircraft squawk codes and how do they work?

Secondary radar is an important tool in the control of aircraft traffic, and helps make air travel safe. It was developed during dangerous times.
Men are more often the instigators for bringing smart home technology into the home and managing their operation. Shutterstock

One reason people install smart home tech is to show off to their friends

While networked entertainment systems, automated security, mood lights and voice-controlled thermostats make homes more secure and productive, they’re also just good fun.