In this week's comments update, readers are discussing Virgin Galactic's concept for a high-speed passenger aircraft and sharing their views on other top stories.
Aerospace brand Virgin Galactic has unveiled a concept for a high-speed passenger aircraft called Mach 3, which would be able to carry between nine and 19 passengers.
The aircraft is designed to fly at an altitude above 60,000 feet and would be capable of travelling at Mach3, or 3704 kilometres per hour, which is three times the speed of sound.
"There goes Concorde again"
But readers aren't impressed. "Oh look, there goes Concorde again," said Alec Brown.
"If you have to design something crazy then go for the electric option," added Jacopo. "Maybe a hybrid like the Prius"" Christian was also unconvinced: "Virgin Atlantic can't even make it to America anymore ? how is Richard going to get us to space""
Le Canal Hertzien agreed: "Virgin should think about ways of crossing the Atlantic in 40 days so quarantine is over by the time his passengers reach Uncle Sam's shores."
Are readers being harsh" Join the discussion ?
Renzo Piano unveils replacement for collapsed motorway bridge in Genoa
"Renzo Piano just gets it" say readers
Readers have given thumbs up to Renzo Piano's Genoa San Giorgio Bridge in Italy, which has been built to replace the Morandi Bridge after it collapsed in a storm nearly two years ago.
"Renzo Piano just gets ...