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Articles related to chemistry

Browse: An Explosive Way to Fight Bushfires
Credit: iStockphoto/ogalT
Feature: Cobalt Blues
The spring racing carnival commences this month, but behind the glitz and glamour is a bitter legal case as horse trainers appeal bans for allegedly doping their horses. Dave Sammut examines the effects of cobalt and the science underpinning allowable thresholds.
dog nose
Feature: The Scent of a Crime
Cadaver-detection dogs can’t be trained using human remains. How accurately can the complex scents emitted by decomposing bodies be mimicked when these dogs are trained?
Browse: Glowing Fingerprints Illuminate Forensic Evidence
Feature: The Boring Billion
Trace element levels in the ocean over the past 3.5 billion years explain important evolutionary events such as the Cambrian explosion of life and a “boring” billion years when evolution stood still.
Credit: agsandrew/iStockphoto
Feature: A Catalyst for Life
A chemical found in hair bleach may have catalysed life, and can even explain why new life is no longer being created from non-living building blocks on modern Earth.
Browse: Bullets Fingerprinted Browse: Sunscreen from Corals
Chemicals that corals use to protect themselves from ultraviolet radiation have been synthesised and altered to produce a potential sunscreen.
Browse: Helium Shortage Threatens Medical Procedures
CSIRO and Macquarie University have launched a helium recycling system in time to keep vital medical technology operating in the face of a crisis.
Bubbles
Feature: The Amazing Bubble
Bubbles may seem fleeting and fragile but scientists are getting closer to finding the right conditions to turn them into tiny fusion reactors and to recreate the genesis of life itself.
Browse: Nanotube Solution to Portable Water Purification
Clean water for the 780 million people who don’t have it is a step closer following the publication in Nature Communications of work on plasma-treated carbon nanotubes as filtration devices.
Browse: Cholesterol Fossil Found
Cholesterol and other sterols have been obtained from a 380 million-year-old fossil in Gogo Devonian deposits in the West Kimberley. The discovery nearly triples the age of the oldest discovery of these important molecules.
Online Feature: Australian crystals set to take over industry Browse: Hydrogen Production without the Precious Metal
Browse: Extreme Batteries
Chemical engineers have found a way to make rechargeable batteries with extreme capacity, potentially powering electrical cars to run more than 300 km before needing a recharge.
Browse: Ozone-Depleting Chemical on the Rise
Browse: Biocanisters of Toxins
The discovery of the mechanism by which certain bacteria poison insects could prove invaluable for both the fight against pest species and for future medical advances.
Browse: A Quantum Leap in Nanosensor Efficiency
Artwork by Scot Nicholls, Domokun Design, reproduced from Chemistry & Biology
Feature: Protein Scissors that also Learned to Glue
An enzyme found in plants has some remarkable abilities that have drug designers excited.
Credit: iStockphoto/yulkapopkova
Cover Story: Tattoo Inks: Poison Pigments?
Allergy and infection are two causes for caution when contemplating a tattoo. But are tattoo pigments toxic, and do they increase the risk of cancer?
Feature: Weighty  Issues
Is a switch to artificial sweeteners a smart alternative to sugar?
Feature: Fool’s Gold & the Ascent of Man
Ancient samples of pyrite, or fool’s gold, have revealed the role of plate tectonics in bursts of evolution and mass extinction events. Did man ultimately originate from mega-mountains?
Feature: Can You Make Beer from the Yeast in Vegemite?
Vegemite is made from the spent yeast left over from the fermentation of beer. Can it be recycled to produce Vegemite beer, and how does it taste?
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Browse: Carbon Capture Stimulated by UV Light
If the coal industry has a future in a carbon-constrained world, its saviour may be a form of solar power.
Browse: Molecules Controlled with a Wave
Computer games now often rely on gesture control rather than mice, touchpads or joysticks. Now biologists and chemists can rotate 3D representations of molecules or zoom in and out using gestures or voice recognition, thanks to a project at CSIRO and the Garvan Institute of Medical Research.
Browse: Unique Mineral Described Browse: Stronger, Lighter, Tougher Carbon Fibre
Browse: Water Additive on the Nose with Concrete Sewers Browse: Epilepsy, Epigenes and Molecular Filters Earn PM’s Prizes
Browse: Barnacles Trace Turtle Migration Browse: Salt Baths Boost Electric Car Batteries
Browse: Biofuel Biochemistry Can Beat the Food vs Fuel Dilemma Browse: Catalyst Gets Hydrogen Cars Moving
Browse: Liquid Metals to “Soft-Wire” Elastic Electronics Browse: Nanoparticles in a Perpetual Solid–Liquid State
Browse: pH Probe Enables More Precise Breast Cancer Surgery Browse: Patch Mends a Broken Heart
Browse: Tyres Recycled into a Cleaner Diesel Blend conSCIENCE: Chemistry: 21st Century Science for the Global Economy
It’s time for public recognition of the fact that, in a country where almost all of the 92 natural elements can be found, chemistry offers Australia sustainable economic prosperity.
conSCIENCE: A Toxic Legacy from Firefighting Foams
Australian communities and environmental systems adjacent to Defence sites, airports and firefighting training centres have been contaminated by toxic chemicals.
Cool Careers: From Vitamins to Solar
It is not an obvious path from Prof Andrew Holmes’ PhD on the synthesis of vitamin B12 to the next generation of solar cells, but it has now led him back to the University of Melbourne where he completed his undergraduate degree.
Cool Careers: Hazardous Outreach
Bob Muir is taking chemistry to the public but says safety regulations prevent him from doing the sorts of things he would really like.
Expert Opinion: Chemical Exposure Linked to Preterm Birth Risk
Women exposed to phthalates during pregnancy are at increased risk of preterm birth, according to US research. Phthalates are found in lotions, perfumes, deodorants and plastics such as PVC.
Expert Opinion: Are Chemicals in Food Packaging a Health Risk?
Synthetic chemicals used in the packaging, storage and processing of foods might be harmful to human health because most of these substances are not inert and can leach into the foods we eat.
Up Close: Pore me another: Understanding how toxins target and overcome membranes
Chemistry researchers Prof Frances Separovic and Prof Terry Lybrand discuss the biology of membranes, how toxins interact with membranes, and how these processes can be modelled.
Up Close: Compound benefits: Creating new materials to aid cleaner energy generation
Materials scientist Prof David Sholl explains how new hi-tech metal hydrides and metal-organic frameworks can be used to increase the efficiency of nuclear power stations and to capture carbon dioxide emissions in coal-fired power plants.
reminiSCIENCE: Immersed in Chemistry
Arguably Australia’s most internationally experienced and prominent chemistry researcher, Professor John White continues to produce original research long after normal retirement age, and he is, unshakeably, a committed Christian.
Chemical Solutions: Expert Q&A on alleged chemical weapons attack in Syria
An expert on the effects of exposure to chemical warfare agents and the field investigation of alleged chemical warfare incidents answers questions on the Syrian chemical weapons attack.
Online Feature: Laundry additive cleans air pollution
Within just two years, we could all be wearing clothes that purify the air as we simply move around in them.
Online Feature: Helium rationing, a looming crisis – and a sinking feeling
With helium demand rapidly outpacing supply and rationing inevitable, Macquarie University has launched a helium recovery system.
Online Feature: Modern-day alchemy: a recipe for a new superheavy element
How did scientists go about discovering the short-lived superheavy element 115?
Online Feature: Nobel prizewinners took chemistry from pipettes to programming
The 2013 Nobel Prize for Chemistry has been awarded for research that has revolutionised our understanding of how enzymes control the chemistry in our bodies.
Online Feature: Powdered alcohol, seriously? A health risk we don't need
What are the potential dangers of the marketing of alcohol in powdered form?