70 years ago, the Coleoptere vertical take-off and landing aircraft attracted attention as soon as it was launched with its unique shape but was scrapped after only 9 flights.
Coléoptère: A Plane Without Wings Was Scrapped After 9 Flights
Plane Without Wings
In the late 1950’s French aerospace firm SNECMA developed a highly unconventional tail-sitting vertical take-off and landing (VTOL) aircraft with an annular wing.
The C.450 Coléoptère would be unlike any aircraft in the world. Unlike conventional airplanes, the Coléoptère would rest on its tail and use engine power alone to lift off the ground before transitioning to vertical flight, returning to land vertically once again on its tail. Its cylindrical wing promised greater efficiency over a conventional wing by eliminating wing-tip vortices. It would also be more compact, further reducing the space needed for vertical take-off and landings.
Russia's military advancements in missile technology have once again made headlines with the recent testing of the Oreshnik, a hypersonic ballistic missile.
January in Europe is a month of renewal, celebration, and reflection, as countries across the continent welcome the New Year with diverse traditions and observances. This guide provides a comprehensive overview of the national holidays, special days, and daily observances celebrated across Europe in January 2025.
Cyber Monday is an annual shopping event that focuses on online retail sales. It is the counterpart to Black Friday, which primarily involves in-store shopping.
Aries, let’s dive into what the cosmos have in store for your love life, career, finances, health, and overall well-being for this week (Nov 25-Dec 1, 2024).
December is the most festive month of the year, with celebrations that span cultures, religions, and regions. From Christmas and Hanukkah to unique traditions like Hogmanay and Dongzhi, these events showcase humanity's shared joy and diverse traditions.
2025 Yearly Calendar for All Countries - The Full List of the Public Holidays And Observances: Dates and Celebrations of the US, UK, India, China, Japan, Australia and more,
Thanksgiving Day to sports fans is as much about football as it is about the traditional turkey dinner. From high school football in the morning to watching the afternoon game on TV as dinner starts, this tradition is as old as time.
Matt Gaetz has withdrawn his candidacy for U.S. Attorney General, leaving the position open for speculation. Top contenders now include Todd Blanche, Senator Mike Lee of Utah, Kash Patel, Texas Attorney General Ken Paxton, and Andrew Bailey, the Missouri Attorney General.
This year’s Black Friday (November 29, 2024) could see weather impacts across different regions of the U.S., creating challenges for shoppers eager to snag deals. Here's a detailed and cheerful forecast summary to help you plan.
As Black Friday draws closer, retailers are releasing more information about what sales holiday shoppers can take advantage of before, during and after Thanksgiving.
To ensure everyone can celebrate Thanksgiving, many organizations and communities across the US provide free Thanksgiving meals. This guide covers national programs, community initiatives, and practical tips for finding free Thanksgiving meals in 2024.
Russia's military advancements in missile technology have once again made headlines with the recent testing of the Oreshnik, a hypersonic ballistic missile.
January in Europe is a month of renewal, celebration, and reflection, as countries across the continent welcome the New Year with diverse traditions and observances. This guide provides a comprehensive overview of the national holidays, special days, and daily observances celebrated across Europe in January 2025.
Cyber Monday is an annual shopping event that focuses on online retail sales. It is the counterpart to Black Friday, which primarily involves in-store shopping.
Australia's rich traditions and summer celebrations are reflected in January 2025's national holidays, cultural festivals, and international observances. New Year's Day, Australia Day, the Australian Open, and the Tamworth Country Music Festival make the month a perfect mix of reflection, festivity, and community engagement.
Just hours after his other nominee, Matt Gaetz, withdrew his name from consideration, President-elect Donald Trump on Thursday appointed Pam Bondi, the former attorney general of Florida, as the next attorney general of the United States. Who is she?
