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Updated: 44 min 26 sec ago

Feedback: Showbiz returns a topological compliment

1 hour 45 min ago
Scepticism on a school standard, the wonderful power of neuroscience, pretty persuasive pictures and more (full text available to subscribers)

Bowel screening to become less of a pain in the backside

2 hours 35 min ago
A day-long course of specially prepared foods could give people taking colonoscopies a squeaky-clean colon without the discomfort

It's time to focus on the global tragedy that is impaired vision

4 hours 45 min ago
Uncorrected eyesight is one of the biggest – and most overlooked – health issues. Fortunately, creative new remedies are bringing clearer vision to everyone

Why I'm staying on free speech's front line

May 21, 2015 - 11:00pm
After the murder of yet another rationalist blogger, exiled author Sanal Edamaruku calls on governments to defend the free speech of those who stand for science (full text available to subscribers)

Vesta has no moons – is it unlucky or did it eat them?

May 21, 2015 - 3:00pm
The second-heaviest asteroid in the solar system has no orbiting companions, even though hundreds of smaller asteroids do. Where did they go?

First evidence that dinosaurs laid colourful blue-green eggs

May 21, 2015 - 2:00pm
It should be raptor egg blue instead of robin egg blue. Some modern birds lay colourful eggs, but now we know it's a trick their dinosaur ancestors used too

Brain implant allows paralysed man to sip a beer at his own pace

May 21, 2015 - 11:10am
A brain implant that decodes intention to move has allowed a man paralysed from the neck down to control a robotic arm with unprecedented fluidity - and enjoy a beer

Ocean's microbiome has incredible diversity - and human likeness

May 21, 2015 - 11:00am
Genes mapped from thousands of newly discovered plankton species show striking similarities between human and ocean microbiomes

Relatives need to play a role in helping a loved one die with dignity

May 21, 2015 - 10:53am
Yesterday's report into end-of-life care in the UK was a grim read. Many problems stem from doctors and relatives not understanding how we die

Ancient DNA suggests dogs split from wolves 40,000 years ago

May 21, 2015 - 9:30am
An extinct wolf's DNA has pushed back the origin of dogs by more than 10,000 years, but when humans domesticated them is still lost in the mists of time

Zoologger: Musical spider purrs like a cat to attract mates

May 21, 2015 - 8:25am
Male "purring" wolf spiders are virtuosos when it comes to leaf tapping – making sounds that travels through air to another leaf where a female picks it up

Good looking: 6 surprising ways to improve your eyesight

May 21, 2015 - 8:02am
From clever screens to super foods and computer games: the vision-boosting tricks your optician won't tell you about

Octopus has automatic camouflage thanks to its light-sensing skin

May 21, 2015 - 7:19am
Octopuses are good at changing colour, but for the first time it's been shown that one species' skin reacts directly to light to cover it in camouflage

Planets about to cause megaquake? Beware this social media yarn

May 21, 2015 - 3:58am
The wild idea that we're about to experience a major US earthquake caused by planets aligning would have sunk if it hadn't been reshared uncritically online

Will home-brewed drugs lead to revolution or evolution?

May 20, 2015 - 11:00pm
Soon, you'll be able to make hard drugs using only simple brewing equipment. Is that cause for concern?

Oldest broken bone reveals our ancestors' switch to life on land

May 20, 2015 - 3:00pm
The first known leg break could only have happened on land, pushing back the transition of our four-legged ancestors from water to land by 2 million years

Supernova space bullets could have seeded Earth's iron core

May 20, 2015 - 2:00pm
Stellar explosions seed the universe with heavy elements, and they might have produced dense clouds of iron that went on to form other stars and planets

These sparkly sea organisms are an eerie omen of climate change

May 20, 2015 - 1:00pm
A bloom of bioluminescent plankton has wowed crowds along a river in Southern Tasmania this week, but it could be a warning sign of climate change

The big bang blip: Solving the mystery of why matter exists

May 20, 2015 - 12:00pm
Matter and antimatter should have wiped each other out at the universe's birth. The upgraded Large Hadron Collider aims to find why matter alone survived (full text available to subscribers)

Virtual worlds so good they'll change our grasp on real life

May 20, 2015 - 11:00am
New simulation technology is not just revolutionising gaming, it could transform the way we model everything from disease to economic markets and ecosystems (full text available to subscribers)