Human tests for brain implants approved

Elon Musk's experimental brain implant company Neuralink says it has won approval for human tests: So how far will this go and what are the ethics of these sorts of brain implants? We speak to a leading expert in the field.

The leader of the American far-right militia group the Oath Keepers, Stewart Rhodes, is sentenced to 18 years for the attack on the US Capitol - his lawyer says they will appeal.

And in one country the cost of electricity is now less than zero: A win for renewable energy? We head to Finland to find out.