Engineering

Solar-powered device disinfects drinking water in under an hour

For many people living in developed nations, towns and cities take care of ensuring that residents' water is clean and safe. Municipalities have advanced filters and UV light disinfection technologies at their disposal. Some ...

Consumer & Gadgets

Asking AI to act like an expert can make it less reliable

To get the best out of AI, some users tell it to provide answers as if it were an expert. Others ask it to adopt a persona, such as a safety monitor, to guide its responses. However, this approach can sometimes hurt performance, ...

page 5 from 40