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Science + Tech – Articles, Analysis, Comment

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Microbial abundances in the sub-seafloor environment are much more variable than thought. giveawayboy

Drastic measures: a revised estimate of Earth’s microbes

A paper released today in the journal PNAS provides a new estimate of microbial abundance, in light of new information, from the sub-seafloor realm (the so-called “deep biosphere”). As such, we now have…
Tits and social networks have gone together since the dawn of time. Shirley Clarke/Wikimedia

Tits are all a-twitter about the benefits of social networking

While social networking is something many of us have only recently become aware of, a new study by University of Oxford and ANU researchers shows birds have been hanging out on the social network for a…
Lance Armstong’s decision not to contest USADA charges of doping has done little to quell rumours. Christophe Karaba/EPA

Is the Lance Armstrong affair a race to the bottom for cycling?

Lance Armstrong was no ordinary cyclist. His was a business model that changed the face of professional cycling, perfecting techniques of media management and being the vehicle by which cycling administrators…
When it comes to design and performance, all wheelchairs are not created equally. April Fonti/AAP

Wheelchair technology in the Paralympics … and its spin-offs

Equipment such as wheelchairs or prosthesis is fundamental in allowing some people with disabilities to carry out the tasks of daily living. But in the endeavour to go higher, faster and longer, athletes…
The seven-times Tour de France winner looks set to lose his titles. Gero Breloer/EPA

Lance Armstrong drops his doping fight with USADA – what now?

It seems as if the case against Lance Armstrong has ended not with a bang but a whimper. The American seven-times Tour de France champion issued a statement earlier today, stating that “enough is enough…
Researchers excavate the Tam Pa Ling cave in Laos, where skeletal evidence of “the earliest” modern humans in Asia was discovered. P. Duringer

Cave of the Monkeys find complicates our Asia story

Did our Asian story just get more complicated? It seems so. An article published this week in the Proceedings of the National Academy of Sciences by Fabrice Demeter and co-workers describes a new modern…
Despite ongoing research, we still know little about the universe’s earliest moments. tychay

‘Melbourne researchers rewrite Big Bang theory’ … or not

Earlier this week, headlines in several major newspapers screamed: “Melbourne researchers rewrite Big Bang theory”. You might think this is a reference to a new script for a popular TV show, but as a cosmologist…
More than 99.5% of the genome is identical between two humans, but that still leaves 15m positions to search through. fdecomite

Personal genomics: where science fiction meets reality

Imagine a future where doctors take a strand of your hair or a drop of your blood and tell you your DNA predicts a 78% risk of developing heart disease. On the plus side, it also predicts exactly which…
The Australian Financial Review isn’t everyone’s first choice for coverage of the NBN. Lukas Coch/AAP

For whom the Whirlpool trolls? Stephen Conroy and the NBN

The presence of “trolls” in online forums is often portrayed as a blight on constructive debate, but a recent stoush indicates political discussion by antagonistic online users may not be all bad. You…
New evidence has cast doubt on one of the accepted truths of archeaogenetics.

Sex with our evolutionary ancestors? Proceed with caution

A paper published last week in the Proceedings of the National Academy of Sciences provides a compelling alternative to the idea that we Homo sapiens interbred with Neandertals or Denisovans as had previously…
A more “authentic” science curriculum can be achieved for schools. aDecorusUniversitas

Teachers note: science and society are intertwined

Is science being taught badly? In the broadest sense, yes. Most Australian school science curriculum documents I see today seem to be about teaching students how different science is from the rest of society…
Could listening be the way forward for scientists and science? shannonkringen

Help needed: can you fix the science/ society divide?

Want to help fix the science/ society divide? We’re making a documentary looking at how we might do this, and we’re looking for your help. Why? Well … You don’t need to be a rocket sociologist to know…
A passion for science can be contagious. Discover Science & Engineering

National Science Week: stirring the scientist in all of us

Today marks the end of National Science Week, an annual celebration of Australian science. It’s always a fun week in which scientists get to share their research with the public, where museums and universities…
Revolution and war: is it all just a little bit of history repeating? blprnt_van

Cliodynamics: can science decode the laws of history?

They say history always repeats itself - empires rise and fall, economies boom and bust - but is there a way to map and predict the dynamical processes of history? The new and highly controversial discipline…
Imagine a magic prism for the entire range of electromagnetic waves. TORLEY

Explainer: what is the electromagnetic spectrum?

Visible light forms part of the electromagnetic spectrum. So do emissions from TV and radio transmitters, mobile phones and the energy inside microwave ovens. The X-rays used in diagnostic imaging and…
What can brain imaging reveal about human intelligence? PraveenbenK

Brain imaging: the smart way to predict intelligence?

When it comes to intelligence, what factors distinguish the brains of the exceptionally smart from those of average humans? New research by post-doctoral fellow Michael Cole and colleagues suggests as…
Don’t want someone sitting next to you? You’re not alone. j.o.h.n. walker

Enjoy the silence: commuters are ‘nonsocial’ for good reason

On public transport, there’s an unspoken rule to not take the seat next to someone if there are other seats available. In especially longer public transport commutes, the entire ride can be done in silence…
Understanding the mechanics of breast movement feeds into better design for sports bras. mikebaird

Bouncing breasts: the science of the sports bra

If you’re female and exercise, a certain amount of breast movement is inevitable. But bosom movement extends beyond bouncing up and down – it also involves moving side to side, which impacts on breast…