A recent article on Yahoo! collates a number of pieces of anecdotal evidence of species of fish, birds and locusts being found further north than usual. Scientifically speaking this kind of evidence cannot be directly linked to global warming, but it’s a possible warning sign. Just like if you see animals cowering outdoors or seeking […]

There exists a flight simulator written by a rather eccentric but clearly intelligent guy, Austin Meyer. It’s called X-Plane, and it’s based on blade element theory which breaks down the plane into lots of small sections and calculates the forces on each section many times a second.
What’s most unusual about it is that it’s pretty […]