Has any footage survived of the inside of the World Trade Centers as they were collap...?

I worked at a camera store when 9/11 happened. Soon after a mother and daughter brought in a camera. Before they could tell me what even happened. I had a pretty good idea what happened to it. I…

Top stories for Long   Has any footage survived of the inside of the World Trade Centers as they were collapsing or just about to on 9/11? David Vanderbrook, AAS Natural Resources Conservation & Enviromental Studies (2008) • Answered May 8, 2023 I worked at a camera store when 9/11 happened. Soon after a mother and daughter brought in a camera. Before they could tell me what even happened. I had a pretty good idea ... Read more » 405 25   Monnie Bagby • Posted Jul 12 Trump has been bragging about foreign investors supposedly rushing to invest in America. They are pouring billions of dollars into USA, according to Trump. Would it surprise you, that actually the o... Read more » 3.7K 1K   Why are mathematical constants always real numbers? Nathan Hannon, Ph. D. Mathematics, University of California, Davis (2021) • Answered June 22 I assume you are referring to named mathematical constants, not just things that have a fixed value like [math]10823359182375[/math]. Of course, not all mathematical constants are real numbers. But th... Read more » 59 8   What should you never say to a British person? Bob Wilson, Have been to over 100 countries • Answered January 2, 2024 I was on a plane once, flying across the US. The guy next to me (in the middle seat) just kept talking nonstop. Eventually the person in the window seat said something back... Read more » 9.3K 695   What's one common physical change during puberty that surprised you the most? Frederick Wright, lives in Boston, MA (1996-present) • Answered December 6 My father had done a good job preparing me for the changes that would happen to my body during puberty, so there weren't many surprises. One thing he didn't mention is the ... Read more » 426 68   What screams "I never properly learned to program"? Nikolaj Lepka, Software Developer (2014-present) • Answered November 6 I remember one time when I was working a C# gig at a large consultancy, I ran into this gem: private bool IsCharDigit(char input) { switch (input)... Read more » 197 42   ANCIENT EVIDENCE OF A PAST THAT WAS Alessandro13 • Posted Aug 23, 2024 Deep in the Sahara lies this circle. It is almost perfect, 1.9 kilometers wide, and boasts a rim 100 meters high. Modern geologists have long debated what caused this crater. Some favored the mouth... Read more » 1.5K 118   What screams "I'm poor"? Rachna Seth, Keen observer. Avid learner. • Updated December 12 I had a train friend who came from a reasonably well off family. We used to travel by the same local nearly everyday. One day, she excitedly approached our tiny group and o... Read more » 2.9K 182   Is it true that Lear jets are particularly unforgiving, and the pilot can quickly find himself "behind the airplane"? Edward Chevrette, Retired professional pilot, author, Wings of Fortune • Answered December 3 As a former Learjet Pilot, I would like to take a quote from an article I wrote for General Aviation News. Flying The Learjet. "The Learjet is small compared to other trans... Read more » 1.3K 47   How scary is the US military, realistically? We've been told the budget is larger than the next 10 countries combined, but is the US military's power and ability all it's cracked up to be, or is it simply US propaganda? Michael Pinto, former US Air Force Weapon School Graduate at U.S. Air Force (2004-2017) • Answered October 31, 2024 You see a lot of opinions that will say one thing or another abiut the strength of the US military. But do you know what you haven't seen since 1945? The unrestricted destr... Read more » 940 173   Is the meat in a Chinese restaurant really beef and chicken? Scott Till, I cook for three every day. • Answered December 4 In the 90's, I was a food delivery driver for a company that pre-dated places like Door Dash and Uber Eats by two decades. We had a Chinese restaurant (that has since gone ... Read more » 321 48   Is Donald Trump as beloved around the world as he is in the US? Angela Stockton, B.A. English & Journalism, University of Kentucky (1970) • Updated November 26 Here's a statistic I'll bet will come as news to you: Donald Trump has run for president three times, in 2016, 2020 and 2024. On Election Day in each of those years, he nev... Read more » 12.7K 688 Read more in your feed

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Once, the mathematician Ennio De Giorgi (1928-1996) finished his lecture on Mathematic...

A student raised his hand and asked: "Professor, since we still have five minutes... there is an integral that I can't solve: can I show it to you?". "Yes, let's see," replied the professor. T…

Top stories for Long   Once, the mathematician Ennio De Giorgi (1928-1996) finished his lecture on Mathematical Analysis at the Scuola Normale Superiore in Pisa five minutes early. Nick104 • Posted Feb 5 A student raised his hand and asked: "Professor, since we still have five minutes... there is an integral that I can't solve: can I show it to you?". "Yes, let's see," replied the professor. Then the ... Read more » 2K 170   Your response is private Was this worth your time? This helps us show content you find valuable. Absolutely not Definitely yes   Antarctica has been building massive ice, the polar bear population has grown yearly for a decade, and the ozone hole has been shrinking for 12 years. Doesn't that prove global warning is BS? Colin Sanders • Answered October 30 No, Linda Anthis, what that proves is that you speak before you understand anything and demonstrate that it would have been better to not say anything. Antarctica has been g... Read more » 3.1K 388   Are Chinese people aware that their government is an authoritarian dictatorship? Tan, Observer Living in China and USA • Answered October 8, 2024 I grew up in China and now live in US. This question to me is a bit funny. Technically, I can tell you most, maybe 70% of common Chinese people are not aware that because t... Read more » 1.8K 632   If a restaurant's menu says "no sharing", do you have to oblige? Elizabeth Beck, studied Geography • Updated August 7 I went with a friend to a restaurant from a different culture than any I had tried before. We decided to order different things and split so we could have different flavors... Read more » 3.2K 194   Why don't predators eat hibernating bears? Sean Kernan, Writer at seanjkernan.substack.com • Answered October 29 If nature were a video game, hibernation would be considered an overpowered feature that needs to be nerfed. The bear goes to sleep and its body begins shutting down, its br... Read more » 10K 258   In the Beatles song "Penny Lane" what does "A four of fish and finger pies" mean? Robin Walmsley, Related to the owner of the fish and chip shop • Answered December 7, 2022 Actually none of the other explanations are correct. The fish and chip shop on Penny lane was owned by my maternal grandparents and was called "Hildas". My grandparents were... Read more » 3.2K 162   Are tankless water heaters worth the expense? Paul Mayhan, former Former Plumber Apprentice • Answered October 4 No, they are not. Pros: Builders like tankless heaters because they are easy. No space to build for it, no drain to run, and it can go anywhere that there is a stud to mount ... Read more » 1.6K 424   Why does almost every IT engineer have their B plan ready after 40 years of age? Angel Aaradhya, Director at Shreyasvini Outsourcing Management (2022-present) • Answered August 19 I come from an IT background , worked over 12 years in the industry , had a stable job, decent salary, all looked fine on the surface. But somewhere around my late 30s , I ... Read more » 1K 53   Why didn't Titanic just reverse its engine when it saw the iceberg? Robby House, Titanic aficionado and something of a Subject Matter Expert • Updated May 23, 2020 It's been a long standing pet peeve of mine when I see documentary films showing 1st Officer Murdoch throwing Titanic's engines into reverse by ringing it on the bridge's t... Read more » 5.1K 638   Why is it so dangerous to run romex directly into a meter box, and what are the potential risks involved? Ari Davies, Real life experience based consultant 45 years experience. • Answered November 29 You believe this or not I have actually seen people run Romex straight into their meter box and through the hole in the wall into the breaker box in the house. Okay first of... Read more » 498 41   I found a loaded gun in the woods, Should I keep it or report it? Dale Raby • Answered August 10 Years ago a man came into my gun shop with a stainless steel S&W .22 Magnum revolver. It had just a bit of rust, but was in otherwise serviceable condition. After just a bi... Read more » 5.7K 363   Are floppy disks still made? Blue Sky, Technical Service Engineer • Answered September 17 Yes, it's still in use (primarily in Japan). Japanese society is strange: Japanese people are very good at learning, but not very good at upgrading. As the world's factory, C... Read more » 2.9K 165 Read more in your feed

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