Why do hotel mattresses often feel better than the mattress at home?

When you sink into a luxury hotel bed, you aren't feeling an ultra-soft mattress. That cloud-like comfort is a carefully engineered illusion built on a surprisingly firm foundation. Major hospit…

Top stories for Long   Why do hotel mattresses often feel better than the mattress at home? OpenBlueprint • Answered June 5 When you sink into a luxury hotel bed, you aren't feeling an ultra-soft mattress. That cloud-like comfort is a carefully engineered illusion built on a surprisingly firm fo... Read more » 84 3   How does Costco deter shoplifting? MetroDispatch • Updated June 10 Target and Walmart lose up to 2% of their inventory to theft and errors. Costco’s rate is just 0.1%—a near-immunity built directly into its business model, not heavy-handed... Read more » 1.9K 88   What makes the Boeing 777 special? Do pilots like the 777? Asked in Boeing Aircraft's • Answered by Paulo Martins • December 8, 2022 Simply put, the Boeing Triple Seven is the finest airplane designed by Boeing for perpetuity, that including its relatively trouble free entry into service, which also set ... Read more » 1.8K 107   What are some things that contestants on "Jeopardy" are told not to do? FeverIndex • Answered May 19 You can bet almost any amount on a Jeopardy! Daily Double, but if you wager exactly $69 or $666, the producers will stop the game. Once a contestant steps onto the Alex Treb... Read more » 368 36   Who is the biggest mathematical fraud in history? Peter Wade, calculus instructor (high school and college) (1989-present) • Updated Fri This one is easy. As a calculus teacher for over three decades, I’ve frequently captivated my students with this appalling but true story. It’s the sordid tale of a mathemat... Read more » 1.7K 167   My engine oil is less than 3,000 miles but more than a year. Do I need to change oil already? Charles Tom Rauch, RF and Analog System Designer (1983-present) • Answered June 8, 2024 I’m going to answer a little different than most people. The car manufacturers employ real engineers. Vehicles have long warranties now, so vehicle manufacturers look at fa... Read more » 1.2K 168   The USS Nimitz was built with exactly one mid-life refueling, and cannot, for many financial and other reasons, be refueled again. As of 2026, though, exactly how much nuclear fuel DOES it have left? IOW, what would be it's emergency service life? Larry Ciummo, Tour Guide, Area 51, Corridor C, Room 114 • Updated Fri Things are bad on USS Nimitz. She had 11 deployments before her Refueling and Overhaul from 1998–2001. After the refuel, she’s up to a total of nearly 33 deployments. On he... Read more » 1.9K 249   The speed of light is the highest possible speed in the universe. But how come there is such a thing as the highest possible speed in the universe at all? NovaPrism • Answered June 16 The universal speed limit actually has nothing to do with light. It exists because right now, sitting perfectly still, you are already traveling at the exact speed of light... Read more » 948 130   How much does it actually cost Rolex to make a watch, i.e., aside from the stones and precious metals themselves, what is the manufacturing cost and what is the profit margin? John Flavin, Vintage watch collector - member of NAWCC • Updated March 6, 2020 Rolex produces an estimated 1,000,000 units annually. 730,000 bear the Rolex name which means the remaining 270,000 watches must be Tudor branded. Tudor used an ETA movemen... Read more » 120 12   Can BYD beat Tesla? Mike Chang, international conflict, military aviation, and politics • Answered September 21, 2025 Bring Your Dreams, The white BYD tried to go into orbit and the black one was fire. These cars ARE very well designed with revolutionary blade battery systems. They are less ... Read more » 335 130   My dad swears by copper and says PEX is "plastic junk." But every new house I see uses PEX. Is copper really that much better long‑term, or is my dad just old‑school? 🧔‍♂️🏠? John A. Whitehead, former Building and Grounds Manager at Zoos (2011-2022) • Updated June 25 Not a plumber but a building maintenance guy for well over 50 years. I've installed and repaired just about every form of water delivery and DWV materials there are, includ... Read more » 4.1K 145   How do very wealthy people split the bill when they eat together? Mike Farr, Owner at Think.build (2016-present) • Updated June 8, 2019 The very wealthy, especially old wealth or “old money” as it’s sometimes called, have a set of protocols as second nature to them as splitting the bill is to us. The ones I... Read more » 9.3K 172 Read more in your feed

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