Congratulations on noticing an effect called superluminal expansion, a phenomenon we see in a light echo. The echo appears to us to expand at many times the speed of light, seemingly violating the ...

The Amazon Echo can be a handy accessory to have in your home, but there are common problems that can pop up. Here's how to ...

After skipping last year, Amazon is back with a big fall hardware event slated for next week, and we’re expecting plenty of new Echo smart speakers and displays that make the most of Alexa+, Amazon’s ...

There’s a lot more riding on Amazon’s latest batch of Echo hardware than usual. After all, these are the first devices arriving alongside Alexa+, the AI-powered revamp of the company’s signature voice ...