CJ on Mathematics and Science

Greta's Vision: Transforming the Earth into a green planet. A recent post gives evidence that the so called greenhouse effec t as t...

The BNP of Sweden is about 500 billion USD, and that of the US 18 000 billion USD, about 40 times as big reflecting a population of 10 milli...

Misconception: Without greenhouse gasses the Earth would be a frozen snowball at  -18 C. What is the warming effect of the radiative act...

The painter, the painting and the nude physical origin.                                             Icarus Digital Math will be launch...

The Guardian reports : Boeing now recommends 737 Max flight simulator training for pilots. Decision is a reversal of company’s long-held...

WSJ reports : MAX Crashes Strengthen Resolve of Boeing to Automate Flight.  Boeing, Airbus and industry experts for long have planned ...

The new Boeing 737 Max came out from a hastened design process, where an existing airframe dating back to 1967 was equipped with larger mo...

Stone Age scientists raising alarm about global cooling. The traditional discussion on Swedish State Television with the 2019 Nobel Laur...

Boeing will halt production of troubled 737 Max airplane. It’s unclear how long the suspension will last . Compare with  CFD State-of...

A common description of the generation of lift of a wing is through the Coanda effect  as the "tendency of a fluid jet to stay attach...