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…
Why didn’t Britain and Canada take part in the Normandy landings?
American school kids are probably familiar with this map, which shows how US troops achieved the Normandy landings. Absolutely – they did just that. But a slightly bigger…
Is Trump almost dead?
Trump’s most recent appearance in public was last Tuesday’s cabinet meeting, during which his right hand appeared to be bruised. And the day before, he was attempting to…