'It's either aliens or a swarm of comets': scientists baffled by bizarre star
Marcus Strom A star that some think might be home to high-tech aliens has scientists asking 'WTF?'.
Latest science news
Science
Scientists create simplest ever microbe that could hold clues to life
Rachel Feltman Four bottles of chemicals and just 473 genes have rounded out a 20-year goal for these biologists.
Feeling a wee bit angry? Brain parasite could have made you a cat's paw
Liam Mannix Explosive temper? Prone to risk-taking? It might not be your fault. Your mind could be being controlled by a single-celled organism that can rewire our behaviour to its own advantage.
Science
Self-cleaning clothes a step closer after nanomaterial breakthrough
Peter Spinks Scientists are working on nano-enhanced textiles that spontaneously clean themselves when exposed to sunlight - or even a humble light bulb.
HDTV, OLED, UHD, HDR, WTF?
Peter Wells This year has marked a turning point, with television manufacturers focused once more on picture quality, but is it time to upgrade your HD TV? First, we have to look at 2016's marketing buzzwords, and see which you care about.
Science
Melbourne's Botanic Gardens set for new climate-tolerant face in 2090
Peter Spinks Plant scientists plan to adapt the botanical landscape to the harsh effects of global warming predicted for coming decades.
Richard III's grave like you've never seen it before
Marcus Strom Find out what death was like for a king inside his 500-year-old forgotten grave.
NASA photos quiz: are you an Earthling or a spaceman
Marcus Strom Take this quiz to see how well you know the Earth and our nearby Solar System. Are you staring at the skies or at your shoes?
Geoffrey Rush and Brian Schmidt capture the cosmos for planetarium
Andrew Stephens Imagine this: all around you, for your entire life, there has been a mysterious force at work that you knew nothing about. That force constitutes most of what surrounds you, yet it is invisible, and pulls unseen strings to make your world the way it is.
Lift-off for pint-sized alien hunters at Giralang
Stephen Jeffery Giralang Primary School's Cosmic Stars program teaches students about the search for extraterrestrial life.
Digital technologies value to boom but women and mature aged missing out
Matthew Raggatt The number of ICT workers will rise to 695,000 by 2020, but women are under-represented, report finds.
Alzheimer's 'lost memories' may one day be recoverable, scientists say
Ariana Eunjung Cha Memory loss is one of the hallmarks of Alzheimer's, but what if they weren't actually gone — just inaccessible?
Space
An ice volcano? 5 new surprises about Pluto
Kenneth Chang On Earth, the only ice is frozen water. On Pluto, not so much.
Science
Mystery rays traced to giant black hole at galactic centre
Peter Spinks We are under attack by alien rays from outer space, bombarding Earth. Now scientists reckon they know where they're coming from.
When all else fails, read the manual
Terry Lane Buy a new camera and the instruction manual will likely be a 400-page PDF available from the manufacturer's website. All well and good, but what the hell are you supposed to do with it?
Small speakers make a big-room sound
Rod Easdown There's a thing I do when testing speakers; I close my eyes for at least a couple of minutes and then open them again.
Europe unites in a quest to reach Mars
Helene Fouquet While countries in Europe have been slashing budgets, one area has not just escaped the axe but chalked up a stellar jump: space exploration.
Web
Google doodle March 16 celebrates astronomer Caroline Herschel
Lisa Visentin Caroline Herschel was a German astronomer who in 1828 became the first woman to receive Gold Medal of the Royal Astronomical Society.
Science
World’s fastest car gears up to break land speed record
Peter Spinks A blend of automotive and aerospace engineering, the world's fastest vehicle get sets to hammer the sound barrier.
Science
Tyrannosaurs got smart before they got big, fossil discovery indicates
Kenneth Chang The evolutionary jump of tyrannosaurs from people- and horse-size animals to behemoths has remained a mystery, until now.
Should all research be free?
Kate Murphy One woman’s guerrilla campaign seeks to tear down the paywalls of scholarly journals and make research papers free.