Brain chip ‘allows paralysed man to write on screen using his brain’

Scientists are claiming a paralysed man has used his brain to write on a screen at speeds almost as fast as someone bashing out a text on a smartphone thanks to a computer-mind interface. Elon Musk says Tesla will no longer accept bitcoin due to fossil fuel use. Why delaying second Covid vaccine doses may save lives. How an Antarctic greenhouse is helping future astronauts grow salad on the Moon, and back on Earth - the US Environmental Protection Agency releases climate report delayed by Trump. Instagram adds pronouns option to user profiles. And, Nasa can’t keep up with demand for private space travel.

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