Abstract: Some existing theories of triangular intuitionistic fuzzy numbers (TIFNs) and triangular intuitionistic fuzzy sets (TIFSs) are proved in this paper. In addition, this paper also provides ...

Abstract: Dempster-Shafer evidence theory (D-S theory) is a developing theory to solve the uncertain problems and it has an important impact on many fields such as information fusion, expert systems, ...

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Steven Spielberg’s new film Disclosure Day imagines the moment 8 billion humans find out that we are not alone in the universe. The movie, which opens in US theaters on June 12, is a fictional account ...

Find out what's up in your night sky during July 2026 and how to see it in this Space.com stargazing guide.

Get free access to the most comprehensive World Cup coverage in The Athletic app. This is a fully updated version of a John Muller piece The Athletic originally published ahead of the 2022 World Cup.

In desperate need of somewhere to cool down? Read our guide to how to survive a heatwave in London. Jeppe Hein's Disappearing Rooms are a staple of hot days in London. Photo: Shutterstock Indulge your ...

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