Do you think you could make an echo at Echo Point in Katoomba?
When a sound is made, it spreads. And when it hits a hard surface that is far away, it bounces back and comes back to where the sound was made. That's what we call an echo.
Six tips on how to check out that latest online threat that's targeting your children. How you can easily tell if it's real or just another hoax?
Do your Instagram viewing habits trigger joy or guilt? New research shows that viewing body positive content may actually improve women's body image – at least in the short term.
It seems while the world has changed enormously since the industrial revolution, we haven't: we still love stories. And there's something sweet, and very human, about that.
The self-help books are full of advice on how to get meaning in life, but it helps to understand what meaning actually is. Science may be able to provide some answers.
Four months ago a researcher claimed he had used the tool CRISPR to edit the genomes of twin girls. Now prominent researchers and ethicists are calling for a temporary halt to this sort of work.
Facebook seems to be shifting its focus more towards privacy. But this might have some unexpected repercussions, as highlighted by recent research on the encrypted messaging service WhatsApp.
We're on the way to making machines that appear and act human, and can think for themselves. So how will they react to our behaviour towards them, especially the bad behaviour?
Facebook says it's changing. Time will tell. In the meantime, privacy is under threat, news and journalism are suffering, and the algorithms employed by digital platforms are worryingly opaque.
Ever watched a space shuttle launch? The fuel used to thrust these huge structures away from Earth's gravitational pull is hydrogen. Hydrogen could also be used as a household energy source.
Birds have some of the most amazing sex differences of any animal. They can control the sex of offspring, and even produce rare half-male, half-females. And their sex genes and chromosomes are quite different from ours.
A confession: I can count on a single hand the number of women I have invited to collaborate with me on publications and grants.
You can support career development by nominating a deserving scientist, innovator or science teacher for recognition through a prize or award.
Champagne celebrations with a new species discovery for beetle scientists may not be the best move – you'd be drunk all the time. But it's still important work.
The new Captain Marvel movie takes us back to the 1990s with a look at some of the technologies of the day. Do people still use pagers?
How do you return Aboriginal remains to their place of origin when you have no record of where they came from? Look to a chemical element that's laid down in teeth as people grow up.
The technology to identify pills is getting cheaper and smaller. That means it could also be used to test the make-up of illegal pills at festivals and other events.
Current techniques to protect biometric details, such as face recognition or fingerprints, from hacking are effective, but advances in AI are rendering these protections obsolete.
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.
Do you receive a code via SMS message, email or voice call to sign into your bank account? This security method is no longer considered very secure.
Raw meat dog food products are growing in popularity. But a new study warns of the risks of bacterial contamination not only to your pet but also to yourself or others in your house.
Virtual reality can be more than a mirror that gives you a realistic simulation of the current world: it can bring the past into the present.
SpaceX's advances in space technology have reduced barriers to space and changed the direction of American space policy, but it is not without its challenges.
Molluscs that have shells - like pipis, clams and oysters - have to build their own shell from scratch. And they keep building it their whole life, using chemicals from the sea and their own bodies.