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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