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Passenger planes need enough cabin crew to operate all the exits in an emergency

Cabin crew can be lifesavers in any emergency. Shutterstock/ChameleonsEye

The crash of Aeroflot flight SU1492 in Moscow raises concerns about cabin safety in terms of the number of crew needed in an emergency.

Originally published in The Conversation.

Can we bend it? The challenge for Samsung and others to make flexible technology

A smartphone that bends: one day soon this could be your flexible friend. Shutterstock/Gang Liu

Imagine the day when you’ll unroll or unfold your smartphone to answer it. If things go to plan, this day may be sooner than you think.

Originally published in The Conversation.

Coalition plans to improve online safety don't address the root cause of harms: the big tech business model

At about the same time on Sunday afternoon that former Labor prime minister Paul Keating was referring to him as a “fossil with a baseball cap”, Prime Minister Scott Morrison announced a re-election promise to crackdown on social media platforms and online predators, and “protect children, families and the community”.

Originally published in The Conversation.

Around 50% of homes in Sydney, Melbourne and Brisbane have the oldest NBN technology

Living in an urban centre is no guarantee for new NBN technology.

Originally published in The Conversation.

Sexual aggression key to spread of deadly tumours in Tasmanian devils

Both male and female Tasmanian devils can become very violent during sexual interactions. Shutterstock/PARFENOV

Tasmanian devils have a reputation as a fearsome animal – most of the time this is undeserved.

Originally published in The Conversation.

Six ways robots are used today that you probably didn't know about

By Besjunior shutterstock

How many times in the past week do you think your life was affected by a robot?

Unless you have a robot vacuum cleaner, you might say that robots had no real impact on your life.

Originally published in The Conversation.

It's not clear where human rights fit in the legal ruling on athlete Caster Semenya

On May 1 the Court of Arbitration for Sport (CAS) issued a highly anticipated ruling involving athlete Caster Semenya and Athletics South Africa as claimants, and the International Association of Athletics Federations (IAAF).

Originally published in The Conversation.

A guide to ensure everyone plays by the same military rules in space: the Woomera Manual

The anti-satellite missile test carried out by India last month was a display of military capability.

It told the world that India – like China, the United States and Russia before it – was now capable of high precision targeting objects in space.

It also highlighted a growing realisation that we lack the appropriate rules and regulations to deal with weapons in space in 2019 and beyond.

Originally published in The Conversation.

Psst... wanna buy a necklace? Humans have been faking jewellery for thousands of years

Amber held high value in past human cultures, and it may have been lucrative to create fake beads for trade.

Originally published in The Conversation.