Are Canadians intentionally avoiding travel to the US because of President Trump’s tariffs?
Oh yes. In a BIG way. Millions of Canadians living in a border city used to scoot down to the closest US town to shop for groceries weekly-…
If the solar storm of 1859 (Carrington Event) were to happen today, what would be the consequences? Would any satellites survive? Would magnetic storage media be deleted? Would any of the power grids survive?
Prepare for the worst day in modern human history, ladies and gentlemen. Not if, but when. The day a Carrington Event-level solar storm (or storms; the Carrington Event…
Pi isn’t actually an infinite number, right? Surely, it’s a load of nonsense to actually believe that it is?
You’re absolutely right! Pi isn’t an infinite number, and it is a load of nonsense to claim that it is. 3<π<43<π<4. The first thing they teach you in math class is that…
If Denmark refuses to sell Greenland to Trump, what options short of war and invasion does Trump have? Can he hit Denmark with economic sanctions? Or can he impose a sea and air blockade around Greenland? Or is there something else that Trump can do?
I want to buy your house. No, I really want to buy your house – it would be good for me. I’ll pay a fair price for it – about…
Why didn’t NASA leave a shuttle orbiter attached to the ISS when the fleet was retired, thereby significantly expanding the station’s size?
Because, among other reasons, it would not have significantly expanded the station’s usable volume, but it would have significantly increased its mass—and therefore the amount of propellant needed…
Why don’t police like people sleeping in their cars?
I can tell you what I experienced. In my brief time as an officer, I approached one person because they looked like they were going to sleep in…
Why do horses need horseshoes, when other equines (like zebras) seem to be fine without them?
Horses do not need them. They can do perfectly well without them, just like any other equids. It is just that horseshoes improve the well-being of the horses by reducing their…
Are fighter jet cabins pressurized? Why do the pilots wear masks?
I think this photo should answer the question military planes are expected to be used in combat where they got shot at. If the crew survive a hit…
Is the Canadian boycott of American products having a noticeable effect?
I live in Deepest South Florida. Normally there are a LOT of snowbirds down here at this time of year. Hmm. I see New York, New Jersey, Massachusetts,…
Do pilots have a ‘quiet’ way of alerting the flight attendants and other staff about potential safety issues?
Yes. I won’t give you the current words and signals but before 9/11 if a flight attendant called the cockpit on the interphone and said she was being…