More than 2 years since the original trial data for lecanemab in Alzheimer's disease was published,1 and over 1·5 years since approval by the US Food and Drug Administration, brain volume data have ...

But it does – and the Tesla Model 3 is the best known. It is, famously, a fully electric car – Tesla doesn’t do petrols, diesels or even hybrids – and it’s the US brand’s smallest and ...