Researchers created a mathematical model analyzing combustion waves — from slow flames to supersonic detonation. It yields accurate solutions and explains the transition from deflagration to detonation. The work paves the way for safer engines and improved protection against industrial explosions.

· · 来源:tutorial资讯

Down 85% or more: Digital Trends, ZDNet, HowToGeek, The VergeThese four sites lost enough traffic that their search-dependent revenue models face serious questions. Digital Trends went from 8.5M to 265K monthly visits. ZDNet, which was one of the larger enterprise tech publications online, dropped from 7.6M to 769K.

First FT: the day’s biggest stories

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Никас Сафр