The latest stories from the Science & Environment section of the BBC News web site.
New technology has been unveiled which allows humans to ask robots questions and understand their actions.
Climate change is behind the scale and impact of recent wildfires in the western US, scientists say.
It's official, bird song did sound different during lockdown, according to a scientific study.
The UK prime minister says the UK holds extraordinary potential for wind power.
The 54-year-old construction worker ate a bag-and-a-half of black liquorice every day, doctors say.
A Cuvier's beaked whale stays under water for almost four hours, leaving scientists puzzled.
The government says it is after all ideas for a sovereign satellite-navigation system post-Brexit.
The broadcaster gained more than 200,000 followers within an hour of posting his first video.
The findings come after the discovery of 1,200 dinosaur teeth in an ancient river bed in Morocco.
KitKats and Babybel are among other big brands that did badly in the Which? recycling test.
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