How the Australian wildfires devastated the o...

In this episode:00:46 The immune cells that eat waste fats from fruit flies’ brainsNature: Cho et al.10:21 Research HighlightsNature: Beetle is locked into an eternal dance ― with an antNature: Super-sniffer aeroplane finds oil fields’ hidden emissions12:41 Ancient DNA evidence r ...  Show more

In this episode:00:42 External, artificial-lung system keeps patient alive for transplantNature: 48 hours without lungs: artificial organ kept man alive until transplant06:22 How lung cancer in mice hijacks neurons to outwit the immune systemNature: How tumours trick the brain in ...  Show more

The latest IPCC assessment raised alarm about the rate at which manmade emissions are contributing to climate change. Much of the focus for action is on reducing levels of carbon dioxide, however there is a more potent greenhouse gas, methane, produced by natural and industrial p ...  Show more

As a series of UN climate reports have warned recently, drastic reductions in greenhouse gas emissions – a halving over the next decade – are needed if we are to keep global warming down to manageable levels. No sign of that happening. An emergency measure to buy time that’s some ...  Show more

Geoengineering is already underway from Australia to the Arctic as scientists try to save places threatened by global heating. It’s time for a global conversation about how we research these powerful techniques, with agreements on how and where to deploy them. Global temperature ...  Show more

Solar geoengineering is a hot (er, cool?) topic these days. One method involves injecting a form of sulfur into the atmosphere to reflect solar radiation and help reduce global temperatures. But it could also cause unpredictable changes to ozone, rainfall, and ecosystems. So when ...  Show more