Articles on Physics

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A visualisation of simulation data showing light successfully trapped at a standstill.

Hold it right there: how (and why) to stop light in its tracks

Freezing light in mid-air isn't just the realm of Star Wars, as new research shows. But what do you do with the light once it's trapped? One option is to use it to develop new forms of computers.
All the magnets we’ve ever seen have a north and a south, but there might be some out there that have only one end. Shutterstock

Explainer: the mysterious missing magnetic monopole

Physicists have theorised about the existence of a magnetic monopole for decades, but we have yet to find one.
Refugees try to warm themselves with a fire at a refugee camp at the border between Greece and the Former Yugoslav Republic of Macedonia. EPA/Yannis Kolesidis

A bit of numeracy can take the heat out of the asylum debate

What a Nobel prize-winning physicist can teach us about about trying to deal with the current global crisis over asylum seekers and refugees.
A butterfly’s wing viewed through an optical microscope (left) and the scanning helium microscope (right). University of Newcastle

New helium microscope reveals startling details without frying the sample

A new scanning helium microscope offers the potential for capturing images with finer resolution than optical microscopes, but without damaging samples as with electron microscopes.
Do the holes in the banner carried by these Vietnam veterans during an Anzac Day parade in Canberra make any difference? AAP Image/Alan Porritt

Do wind vent holes in banners make a difference? We used a wind tunnel to find out

Attend any ANZAC Day parade and you might see people carrying banners with holes cut in them. They're supposed to cut any drag or wind resistance but do they do any good?
Record breaker: Guy Martin next to the Wall of Death. Channel 4

How to ride the Wall of Death

Here's how to use maths to pull off the craziest motorbike stunt of all time.
Making waves. Flickr/Max Nathan

Explainer: making waves in science

We find them at the beach, in every sound and light show, the miracle of wi-fi and now in the fabric of space-time itself. But what exactly is a wave?

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