Blue sky thinking
British scientists played a key role in developing radar, which has helped deliver safer skies.
Airbnb paid £188,000 in UK tax last year
The home-sharing website collected more than £650m in rental payments for UK landlords last year.
100 Women: Five things I learned as a woman in Silicon Valley
The BBC’s Nuala McGovern reports on smashing the technology glass ceiling in Silicon Valley.
In pictures: Solar challenge race begins in Australia
Teams from around the world are competing on solar cars in an epic transcontinental race.
Scam baiter: Why I risk death threats to expose online cons
A man who runs an online support group says scam victims are not stupid – just unaware of the con.
Scam support
A man who runs an online support group says scam victims are not stupid – just unaware of the con.