That's changing with the advent of new imaging technology: CT scans, MRI, 3-dimensional echocardiography (3-D echo), and PET/CT. "It's a new era we're at the tipping point right now," says Robert M.

How hospitable. Smart speakers are all very well, but if you’d like Alexa’s smarts inside a smart display, this is the list you need: we’ve tested every Echo Show in Amazon’s line-up, to help you pick ...