Climate change, bushfires, phantom phone vibr...

Can our eyes change colour? What would happen if a planet disappeared from our solar system? Why don't we all have the same sense of taste? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith. 

Should you keep your tent flaps open? What happens to helium balloons when you let them go? Why does bottled water have a use by date? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith. 

Over 4.5 billion years, Earth's climate has transformed tremendously. Before our more temperate recent past, the planet swung from one extreme to another--from a greenhouse world of sweltering temperatures and high sea levels to a "snowball earth" in which glaciers reached the eq ...  Show more

The United Nations chief scientific agency on climate change released its latest report on Monday. The I-P-C-C Working Group II report on climate impacts, adaptation, and vulnerability says man-made climate change is causing unprecedented damage to the natural environment and the ...  Show more

Humanity has emitted over 1 trillion tonnes of CO2 into the atmosphere since the industrial revolution, raising atmospheric concentrations of CO2 from 280 to 417ppm. Every year, we add another 50 billion tonnes of CO2 equivalent, meaning that in 20 years we will double our tot ...

Across the world, economies have essentially been on pause due to COVID-19. The unintended consequence? A significant decrease in air pollution and carbon emissions. We talked to climate experts about how the pandemic is highlighting the human impact on the planet. And what that ...  Show more