Aerospace and defense technology company Inversion has unveiled a new space-based delivery vehicle, Arc, that the company says can deliver cargo anywhere on Earth in under an hour.

The Tuesday letters page is unimpressed by the Assassin’s Creed Mirage DLC, as one reader enjoys the friendly tactility of Nintendo consoles.

Q: My feet are achy and I’m afraid it will become ever-more difficult to walk my 10,000 steps! I want to stay mobile for years to come (I am 70 ...