Coronavirus means Australians are not allowed to travel overseas. Since March, only about third of the special requests to leave the country have been granted.
Australia's island identity and attitude to border security was forged from handling pandemics since the time of federation. Here's what we've learned along the way.
To find a SARS-CoV-2 vaccine, scientists need to work hands-on with the highly infectious coronavirus. It happens in a super secure lab designed to keep them safe and prevent any escapes.
Plant diseases require as much attention now as ever to ensure that food systems are in place in the next season. There are also serious implications for forestry and the environment more broadly.
Temperature-scanning systems are not always accurate at detecting fever, and raise a host of privacy concerns.
Amid the COVID-19 pandemic, some critics say livestock farms promote diseases that spread from animals to humans. An animal scientist explains how well-run farms work to keep that from happening.
There's no evidence you can spread the Wuhan coronavirus before showing symptoms, but one study suggests it's possible for children and young people to be infectious without ever having symptoms.
It's been a deadly summer for Australia's wildlife. But beyond the fires, we need to act now to protect bats -- which make up a quarter of Australian mammal species -- from a silent overseas killer.
We've known how to control typhoid for over 100 years. The rapid current increase of drug-resistant variants in both rich and poor countries is down to decades of short-sighted global health policies.
New Zealand has one of the world's largest ocean territories, but the marine environment is at risk from climate change, pollution and fishing.
The unpopular badger cull has had only 'modest' success in reducing bovine TB, according to a recent report. What would an alternative approach that was effective and humane look like?
Taxonomists are becoming as rare as some of the species they work on, and this puts museum collections and conservation efforts under threat and increases the risk of biosecurity incursions.
It's possible the white spot virus is now endemic in Australia - in other countries where it has broken out, it has never been eradicated.
An invasive insect native to Asia, Halyomorpha halys, has been detected in the US, Canada and southern Europe. It’s now made its debut in Paris.
A proposal that all imported vegetable seeds be treated with fungicide has drawn outrage from Australia's organic producers, who fear losing their certification.
Where do plague bacteria go between outbreaks? Research demonstrates that they can survive and replicate inside amoebae that are widely present in soil and water worldwide.
As well as thousands of deaths and huge destruction, Japan's 2011 tsunami carried potentially invasive species _en masse_ across an entire ocean.
Invasive frogs can have a major impact on the environment. Some move continents by human trade or travel. But determining how to control them can lead to policies that limit their spread and effects.
Two recently emerging viruses in domestic pigeons in Australia may pose a significant threat to Australia's 22 species of native pigeons and doves, many of which have crucial ecosystem roles.
Exotic pets may rank highly on the novelty and excitement scale, but little is known about their ownership in Australia.