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Dr Chris Smith and the Naked Scientist team present the latest science news, analysis and breakthroughs.
And our series Titans of Science returns, as we speak with the artificial intelligence pioneer Geoffrey Hinton.

In this week's news:
Edward Stone, the man who led the Voyager probe missions, which are still working half a century on, has died at the age of 88. We reflect on his legacy.

Also, scientists discover what they think is the first Neanderthal with Down鈥檚 Syndrome, clearly cared for by his community.

And what should be in your first aid kit if you鈥檙e heading to a major music festival?