Category Archives: Technology and Society

Asteroid Strikes

New sensor data indicates that they’re from three to ten times more common than previously thought:

“The fact that none of these asteroid impacts shown in the video was detected in advance is proof that the only thing preventing a catastrophe from a ‘city-killer’-sized asteroid is blind luck.”

…The Sentinel Infrared Space Telescope Mission is currently due for launch in mid-2018, with an estimated mission cost of $400 million.

But we spend billions in trying to reduce the amount of plant food in the atmosphere.

Scientists Warn NASA

Frankly, my dear, I don’t give a damn what scientists have to say about human spaceflight policy. It drives me crazy that we continue to operate under the delusion that NASA sends humans into space for the purpose of science, and that scientists have anything useful to say about the subject. Someone should write a book about that. Oh, wait.

[Update a few minutes later]

Here’s a better report on the topic.