Aug 7, 2018
Where economics are concerned, Brookhaven National Laboratory has estimated that lift-offs could be scheduled every hour with such a system, putting as much as 70 seventy tons of freight into orbit per launch at an estimated cost of just $10 to $25 per pound.
Jul 23, 2018
While it’s technically feasible to harvest solar thermal energy in tropical seas, the inadequate monetary results and feeble power output simply haven’t been deemed worth the trouble.
Jul 9, 2018
The Earthquake Early Warning system coming on-line changes much. The EEW sends screaming alerts to millions of cell phones on the West Coast, providing perhaps a few seconds notice in front of seismic waves approaching from quakes already having transpired.
Jun 26, 2018
The greater problem, a society lurching so precipitously toward degeneracy that it is lackadaisical about its fundamental duty to guard and preserve its own children, male or female. That doesn’t bode well at all; even reptiles are known to defend their offspring.
Jun 11, 2018
Corn is one of the worst candidates of any crop for conversion to biofuel. The amount of energy that goes into producing one gallon of ethanol from corn, as opposed to the extra amount liberated at end, gives out a truly pathetic calculus: an additional 28 percent.
May 23, 2018
The term “weather war” might seem appropriate only for fantastical tales or at best an exigency for the next centuries. In reality though, it’s a firmly established component of combat, not of the far future but going back into the distant past.
May 9, 2018
Humanity, we now realize, has been on Earth long enough to have seen multiple ice ages come and go, along with the interglacials between them, as well as the current span of 12,000 years of clement climate currently enjoyed.
Apr 18, 2018
Needing a breathing apparatus to navigate through smoke-filled Beijing doesn’t evoke even a remark from activists who are apoplectic about Americans barbecuing in their back yards. A good part of ecology, unfortunately, has been converted to something much closer to politics.