The cost of rare earth metals has soared as China limits supplies
The cost of rare earth metals used in electronics has soared to record levels in the past two weeks as China clamps down on illegal mining and limits supplies.
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The cost of rare earth metals used in electronics has soared to record levels in the past two weeks as China clamps down on illegal mining and limits supplies.
A prototype of an unmanned sailing ship will begin a test voyage this fall.
Although Harbor Wing will operate without a captain and crew by sailing on a pre-programmed course, “the man is always in the loop,” Ott said. An operator, seated at a computer that could be hundreds of miles away, can control the craft with keystrokes that relay commands via satellite. The transmission gap, from order to receipt, is only 18 seconds, which “on the open ocean is not much,” he said, “so you have very close control.”
White House chief of staff can’t defend Obama’s “indefensible” (his word) economic policies.
A university research center is under attack for arbitrarily adjusting its sea-level data upward.
Good news: Some bats seem to be surviving despite being infected with white nose fungus [pdf].
NASA is about to decide on its shuttle heavy-lift replacement, and it looks like it will be almost entirely shuttle-derived.
As I have said previously, this rocket will almost certainly never fly. NASA has to start over after spending billions and years developing Constellation, and is being given less money and time to do it.
And even if I am wrong and this rocket does fly, I bet it will do only one flight and then be retired as too costly.
Poland joins the European Space Agency.
The debate over arsenic-based life continues.
Turf war: SpaceX has sued a NASA safety expert (with ties to the Ares rocket program) who questioned the safety of the Falcon 9 rocket.
The Pan-STARRS Telescope has found a comet that might provide us all a show in 2013.
An update from Messenger.
An idiot speaks: Congresswoman Sheila Jackson Lee (D-Texas) yesterday equated Islamic terrorists with “Christian militants” in the United States.
Since 9/11 Islamic terrorists have carried out more than 17,000 attacks, killing tens of thousands. In that same time, you could count on one hand the number of attacks by “Christian militants,” if that many. For Representative Lee, it seems it is hard for her to tell the difference.
The IPCC is in trouble again for using a Greenpeace activist to help write one of its recent energy reports.
Some pigs win, some lose: Republicans refuse to cut farm and ethanol subsidies, but cut international food aid instead.
The cowardice of politicians from both parties to honestly face the federal deficit problem sadly continues.
The National Speleological Society has responded in strong opposition [pdf] to the demand by the Center for Biological Diversity that all caves on public land be closed to protect bats.
Calling for blanket cave closures across the U.S. is unnecessary, unenforceable, and counterproductive. While cave closures on some federal lands have been implemented, particularly in the eastern U. S., there is no evidence that this action has done anything to contain [white nose syndrome] (WNS). Most people working on WNS understand that bat to bat transmission is overwhelmingly the primary method of transmission, and administrative closing of caves and mines does nothing to prevent that.
Vandals who spray-painted an historic cave in Oregon in April have been caught. A video of the vandalism can be seen here.
Busybodies forever at work: San Francisco’s Animal Control and Welfare Commission has recommended the city ban the sale of goldfish, tropical fish and guppies in its borders.
How pasta became the world’s favourite food.
This ain’t good. One of the reasons ESA controllers recently put the comet probe Rosetta into hibernation for two and a half years was in order to buy time to solve a serious technical problem.
Mission managers said the hibernation will permit Rosetta to rest its four reaction wheels, two of which have shown signs of degradation. The satellite needs three to function, and one of the two problem wheels will be used only as a spare when the satellite is awakened in January 2014 in preparation for its approach to a comet.