Sunday: Powder vax, Meg’s Lili and United buys supersonic

Swedish scientists are making COVID-19 vaccines in powder form in an effort to overcome delivery and storage problems. They have developed an air-drying process that is far cheaper and easier than freeze-drying. It is hoped the process will help developing countries to produce their own vaccine stocks.

Meg and Harry name new daughter Lilibet (Lili) Diana

The Duke and Duchess of Sussex have welcomed their second child – a baby daughter named Lilibet “Lili” Diana Mountbatten-Windsor. Her names honour her great-grandmother the Queen, who was nicknamed Lilibet by her family, and her late grandmother Princess Diana. Harry and Meghan announced that the infant, a first sibling for Archie, was born on Friday in California.

Return of the Supersonic era?

United Airlines has just announced that it will be the first US airline to operate supersonic passenger aircraft from Boom Supersonic. The airline will take 15 Boom Overture aircraft, with an option for 35 more, hopefully in service by 2029.