Technology

There has been a worldwide focus on mental health in recent years, with awareness campaigns attracting royal and political support - particularly during the pandemic.

The risk of being hospitalised with the Delta (Indian) variant of coronavirus is around double that of the Alpha (Kent) strain, but two vaccine doses still provide strong protection against it, new data suggests.

Novavax has said its COVID-19 vaccine is 100% effective in protecting against "moderate and severe disease" following its phase three trial results.

WhatsApp has launched its first global marketing campaign in reaction to a public backlash against a privacy policy announcement.

A trip into space with Amazon founder Jeff Bezos has sold for $28m (£19.8m) at auction.