Science
Get flash to fully experience Pearltrees
Bill Casper introduced this remarkable repair method to the crane industry in 1982 after attending a Saturday seminar by Professor Richard E.
Flame Bending and Straightening
Monel
Monel is a trademark of Special Metals Corporation for a series of nickel alloys , primarily composed of nickel (up to 67%) and copper , with some iron and other trace elements.
Nov. 7, 2011 — Scientists have recently succeeded in rejuvenating cells from elderly donors (aged over 100).
Erasing signs of aging in human cells now a reality
Japanese supercomputer blisters 10 quadrillion calculations per second
(Credit: Fujitsu and Riken) The Japanese supercomputer “K” broke its own record this week by hitting 10 quadrillion calculations per second (10.51 petaflops), exceeding its previous speed of 8.162 petaflops, which had placed the system in first place on the TOP500 supercomputer list published June 2011, Network World Layer 8 reports .
astronomy
The tide pool copepod Tigriopus californicus showed little ability to evolve heat tolerance over 10 generations (credit: Morgan Kelly, UC Davis) Ecologists at the University of California, Davis have determined that animals and plants may not be able to evolve their way out of the threat posed by climate change.
Can evolution outpace climate change?
Obesity among people who eat a high-fat diet may involve injury to neurons, researchers at the Diabetes and Obesity Center of Excellence at the University of Washington have shown .
A high-fat diet may rapidly injure brain cells that control body weight
Graphene circuit (credit: Science/AAAS) Researchers at IBM have made the best integrated circuits yet from graphene, a material that promises much faster components than silicon allows, but has proven difficult to work with.
Speedier cell-phone circuitry
The Goods: June 2011's Hottest Gadgets
<a href="http://ad.doubleclick.net/jump/n6747.popsci/gadgets;kw=gadgets,apps,bikes,cameras,grills,home-theatre_systems,june_2011,lawn_mowers,radios,sensors,speech-recognition_software,the_goods,what%27s_new;pos=x90;sz=990x50,924x50;tile=11;ord=1364702403?"><img src="http://ad.doubleclick.net/ad/n6747.popsci/gadgets;kw=gadgets,apps,bikes,cameras,grills,home-theatre_systems,june_2011,lawn_mowers,radios,sensors,speech-recognition_software,the_goods,what%27s_new;pos=x90;sz=990x50,924x50;tile=11;ord=1364702403?"
Is ‘self-tracking’ the secret to living better?
A new generation of self-trackers attended the first annual Quantified Self conference .One of the Tagish Lake meteorite fragments (credit: Michael Holly, Creative Services, University of Alberta)
