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Smile and 70 per cent of the world smiles with you
Nature
Charles Darwin claimed that human facial expressions are a universal language. That’s just been tested by scientists at the University of California, Berkeley. They used a form of artificial intelligence to assess six million YouTube videos from Read more about Smile and 70 per cent of the world smiles with you
InternationalUniversity of California, Berkeley, USA; Google Research, USA -
Scientists coax mouse stem cells into becoming an egg, almost
Nature
Japanese and UK scientists have almost made an egg out of mouse stem cells - the cells that can go on to become any type of cell. They used a combination of eight proteins called transcription factors to nudge mouse stem cells into becoming similar Read more about Scientists coax mouse stem cells into becoming an egg, almost
InternationalKyushu University, Japan -
How COVID-19 changed the way Australians used health services in 2019-20
Fewer Australians presented to hospital emergency departments with injuries and less elective surgery was performed, but more people filled prescriptions and had telehealth medical consultations after COVID-19 restrictions were first implemented in Read more about How COVID-19 changed the way Australians used health services in 2019-20
AustraliaAustralian Institute of Health and Welfare (AIHW) -
Sights set on curbing gun crime
Criminology & Criminal Justice
A community or sub-culture encouraging young men’s exposure and obsession with guns – as well as ready access to firearms and drugs – can make gun violence ‘all too easy’, with Flinders University experts promoting a new direction on Read more about Sights set on curbing gun crime
Australia; SAFlinders University -
Hares out of place
Proceedings of the Royal Society B: Biological Sciences
Seasonal camouflage is important in many alpine animals, but climate change threatens that strategy. A study in the Scottish Highlands looked at data on hare moulting and snow cover over the last 65 years. Between the 1950s and 2016 the duration of Read more about Hares out of place
InternationalUniversity of Michigan, USA -
Birdsong for happiness
Proceedings of the Royal Society B
Hearing birdsong when out walking appears to improve feelings of well-being. Californian researchers assessed people’s well-being after they had walked one of two nature trails. Some were unknowingly played additional bird calls along the trail, Read more about Birdsong for happiness
InternationalCalifornia Polytechnic State University, USA -
Small male crickets amp up the volume with leaves
Proceedings of the Royal Society B: Biological Sciences
Male crickets use sound to attract mates, with big males usually being louder and more successful. However, scientists in India have found that in one variety of tree cricket, small males make holes in leaves and use them to amplify their sound. Read more about Small male crickets amp up the volume with leaves
InternationalIndian Institute of Science, Bangalore, India -
What’s up Skip? Kangaroos really can ‘talk’ to us
Biology Letters
New study shows kangaroos stare at humans to ‘ask’ for help. Animals that have never been domesticated, such as kangaroos, can intentionally communicate with humans, challenging the notion that this behaviour is usually restricted to Read more about What’s up Skip? Kangaroos really can ‘talk’ to us
Australia; VICThe University of Sydney|University of Roehampton -
Are we a vaccine hog? Nearly 1/4 of the world may miss out on COVID-19 vaccines until 2022
The BMJ
Nearly a quarter of the world’s population may not have access to a COVID-19 vaccine until at least 2022, warns an international study. The research highlights that Japan, Australia, and Canada have collectively reserved more than 1 billion Read more about Are we a vaccine hog? Nearly 1/4 of the world may miss out on COVID-19 vaccines until 2022
Australia; InternationalJohns Hopkins Bloomberg School of Public Health, USA, Fudan University, China -
Testosterone can help prevent type 2 diabetes in men
Lancet Diabetes & Endocrinology
The largest investigation of testosterone treatment ever undertaken has shown that, over and above the effect of a lifestyle program, treatment with testosterone prevents or reverses newly diagnosed type 2 diabetes in men. The study, known as T4DM Read more about Testosterone can help prevent type 2 diabetes in men
AustraliaThe University of Adelaide