20th Anniversary of Wang Wei's Disappearance: Reflecting On Aviation Rescue Technology and ChallengesThe disappearance of Wang Wei revealed the immense challenges faced by aviation rescue:In cases similar to Wang Wei's disappearance, the pilot's survival environment is often extremely harsh, making time a critical factor. Rescue teams need to pinpoint the missing pilot's possible location as quickly as possible and initiate precise rescue operations...

China's First Female Astronaut, Liu Yang: From Shenzhou-9 to Shenzhou-11, She Never Stopped Reaching for the StarsI. From Pilot to Astronaut: Liu Yang's Journey of Pursuing DreamsOver these 12 years, Liu Yang, with her outstanding flying skills and courage, flawlessly completed numerous flight missions...

Cement: From Invention to Application, Unveiling the Evolution and Future of Building MaterialsCement, an indispensable material in modern construction, traces its roots back to the early 19th century. In 1824, Joseph Aspdin, an Englishman, invented cement by mixing limestone and clay and burning them at high temperatures...

Gratitude and Betrayal: The True Stories of Two Peking University AlumniGratitude is a traditional virtue in Chinese culture. However, in real life, there are always stories that make us wonder if kindness can be reciprocated, and if doing good deeds will always lead to good outcomes...

How Desperate Can the Average Person Get Due to Information Gap? Netizens: Why Haven't I Heard of This?"Three Supports and One Help" is short for "supporting education, agriculture, and poverty alleviation," a grassroots service program aimed at college graduates. This program provides graduates with a certain amount of subsidies and benefits, helping them gain work experience and contribute to society...

Airplane Mode on Your Phone: A Super Useful Feature You Can Use Every DayIn our daily use of smartphones, we often see the option Airplane Mode, but many people may not be aware of its true purpose. Today, let's take a closer look at this seemingly simple but powerful phone setting and see why it can be a powerful tool in our daily use...

China's Breakthrough in Gas Turbine Technology: The Launch of the G15 Heavy-Duty Gas Turbine Ushers in a New Era for New Energy Development...

Curved Screen Phones: A Stylish Trap or a Practical Nightmare?Looking at the painful crack on his phone screen, Mr. Zhang fell into deep thought...

The Black Gold Empire: Unveiling the Secrets of the World's Largest Coal FieldsThe Appalachian Coal Field: The "Black Engine" of American IndustryThe Appalachian Coal Field's reserves are equally mind-boggling. According to the United States Geological Survey (USGS), this coal field holds over 316...

The Trust Crisis in Online Shopping: Who Moved the "Dear" Address?Online shopping has become an indispensable part of our lives. Whether it's daily necessities or electronic products, we are all used to "one-click ordering" online...

A Conflict Between West Lake Century Center Property and a Food Delivery Rider Sparks ConcernOn August 12, a conflict between a security guard at West Lake Century Center in Hangzhou and a food delivery rider drew widespread attention.Online images showed a food delivery rider kneeling on the roadside, sparking speculation among netizens about the cause of the event...

The Mighty Dragon of the Yangtze: Two Decades of Achievements and Challenges of the Three Gorges ProjectThe Yangtze River, the mother river of the Chinese nation, has nurtured a brilliant civilization and witnessed countless hardships. Floods were once a haunting nightmare for people living along its banks...