But lots of parents having helpful discussions with kids about online safety can be tricky.

To help, Google and digital parenting experts, parents on,

have put together a list of simple topics you can chat about with your child to kick start the conversation.

Questions like, what shouldn't you share online?

Or how much screen time is too much?

It can be a great way to find a healthier balance for your family online, together.

Head to families.google today.

Quarantine restrictions are finally being lifted in Wuhan, China.

But across the world, the outbreak of COVID-19 is getting worse.

The World Health Organization has warned that the number of cases in Africa is rising exponentially.

And this week, the United States recorded the most coronavirus deaths on a single day.

After more than 1,800 people died.

Hello and welcome to Badbage from Economist Radio, our weekly podcast on technology and science.

I'm Kenneth Kukie, a senior editor at The Economist.

On today's show, the danger of silent transmission.

People who have no symptoms, so they don't know that they're actually infected,

but they might be contagious, are transmitting the disease to others.

Or masks, an effective way of stopping the spread.

It's intuitive to think that masks would stop spread between members of the public.

But the issue is that the scientific evidence just doesn't give you a clear-cut answer.

Plus, scientists and researchers are tirelessly working to better understand the virus.

But is there a risk of so-called bad science emerging?

...