A visualisation of a binary neutron star merger.
NASA's Goddard Space Flight Center/CI Lab
The signal came in on ANZAC Day, ripples in space-time from the merger of two neutron stars an estimated 500-million light years away. But where it happened is still a mystery.
We care about more than economics when it comes to the polling booth. So why don’t governments listen?
Countries around the world are taking society's happiness and well-being into account when formulating policy. So, why is Australia so focused on economics as the sole marker of progress?
An Indonesian man casts his votes in Indonesia’s general elections, Wednesday April 17, 2019.
The ruling PDI-P, while leading the polls, did not experience a significant surge.
Seorang pemilih memasukkan kertas suara di sebuah tempat pemungutan suara di Solo, Jawa Tengah, 17 April 2019.
Partai Demokrasi Indonesia Perjuangan (PDI-P), meski memimpin perolehan suara, tidak mengalami lonjakan jumlah suara yang signifikan.
La sieste, oui, mais pas n’importe comment.
Est-ce que piquer un petit somme en journée est utile ? Cela peut-il ruiner votre nuit ? Cinq spécialistes répondent.
Abdul-Rahman Abdullah, Pretty Beach, 2019, installation view, The National 2019: New Australian Art, Museum of Contemporary Art Australia, Sydney, painted wood, silver plate ball chain, crystals, audio, image courtesy the artist and Museum of Contemporary Art Australia.
© the artist, photograph: Jacquie Manning.
Abdul-Rahman Abdullah's installation Pretty Beach tells a story from the artist's childhood to explore mortality and grief.
Jokowi has maintained a double-digit lead in most recent polls, but some moderate supporters have indicated they may stay away from the polls.
Indonesian President Joko Widodo has been burnishing his religious credentials ahead of this week's election. Will it be enough to beat an old rival, the firebrand populist Prabowo Subianto?
There are three types of flu vaccine available in Australia.
Image Point Fr/Shutterstock
The adjuvanted flu vaccine is free for over-65s and offers better protection than the standard vaccine. Here's what the research says.
Plastic waste on a remote beach in Sri Lanka.
Great areas of rubbish -- known as 'garbage patches' -- are known to form in the Pacific and Atlantic oceans, but not the southern Indian Ocean. Why is that?
London Metropolitan Police officers arrested Wikileaks founder Julian Assange at the Ecuadorian embassy in London on April 11.
If the Swedish charges against Assange are revived he could face a second extradition request, on top of the existing request from the US. Then it will be up to the UK to decide which to prioritise.
Indian people wearing Prime Minister Narendra Modi masks cheer at a campaign rally.
Can India's current prime minister Narendra Modi win the upcoming election? It's hard to say. India has one of the fastest growing economies in the world, but growth has slowed and fake news is rife.
The Coalition made some major promises in the 2016 election. Has it delivered?
The Coalition has had longer than a three year cycle to make some changes to education. But since the 2016 election, what has it actually done? And what is Labor proposing?
It’s important to keep your daytime naps to ten to 30 minutes and no longer.
zohre nemati unsplash
We asked five experts if a daytime kip is OK. Four out of five said yes.
We need a community conversation about balancing the trade-offs.
Australia's college of obstetricians has warned pregnant women against kissing their toddlers on the mouth or sharing food because of the risk of cytomegalovirus (CMV). But is this advice useful?
Old man (possible self-portrait) and water studies, c 1508-9.
Leonardo's obsession with water flowed through his technical work, his art and his scientific ideas.
Which political party in Indonesia has the most social media followers? Does it matter?
There are about 600 Mountain gorillas left in the Virunga Volcanoes.
In Rwanda gorillas have been leaving protected areas to raid sodium rich crops.
Leonardo da Vinci, Study of Two Warriors Heads for the Battle of Anghiari, c. 1504-5. Black chalk or charcoal, some traces of red chalk on paper. Google Art Project.
Leonardo's professional life reveals his genius for creating technologies of destruction.
Leonardo da Vinci, Landscape drawing for Santa Maria della Neve on 5th August 1473.
His exquisite drawings suggest a particular depth of feeling for the natural world and he was attuned to the emotions of animals. Yet it seems that preservation of nature was not on Leonardo's mind.
Nails help us scratch an itch, but also pick up tiny things.
The short answer is we have evolved to have nails because they help us pick things up (like food) and pick things off (like bugs).