Conceptual diagrams of MMW-over-fiber communication systems with (a) a common optical local oscillator (LO) MMW source shared by different base stations and (b) different electrical LO MMW sources installed at each base station. NPG Asia Materials – Millimeter-wave photonic wireless links for very high data rate communication In this paper, recent progress in millimeter-wave (MMW) …
Biological Immortality in Late Life (credit: Michael R. Rose, Laurence Mueller) Michael Rose, longevity researcher is interviewed at Kurzweil AI and at Science20 Genescient’s hief Scientist (and professor at the University of California at Irvine) is the evolutionary geneticist Michael Rose Over the years, Rose and his lab have bred fruit flies to live four …
Foam power: This lithium-ion battery cathode can be used to make a battery that holds as much energy as a conventional one, but can recharge a hundred times faster. Credit: Paul Braun A new way of making battery electrodes based on nanostructured metal foams has been used to make a lithium-ion battery that can be …
Electronic chip represents key building block of neuromorphic architecture Credit: IBM The goal of SyNAPSE is to create electronic systems, inspired by the human brain, that can understand, adapt, and respond to information in fundamentally different ways than traditional computers. While current computers are organized into distinct processor and memory units that function in accordance …
Guest post by reader Sebtal Introduction – Sebtal is a commenter to Nextbigfuture and has provided researched information. Sebtal felt that the Union of Concerned Scientists, who are a group that are against nuclear power had done a good job covering the Fukushima Daiichi nuclear plant. I am presenting Sebastian selected Fukushima Daiichi coverage from …
Carnival of Space 189 is up at Steves Astrocorner Universe today has satellite before and after photos of areas in Japan hit by the earthquake and tsunami An update of the Sheparding asteroids article is provided by this site. In space it is relatively easy to move quite large space rocks using solar sails, ion …
Egyptians on the streets of Cairo said on Monday they had reservations about opposition leader Mohamed ElBarade Egyptian authorities harassed his supporters and ElBaradei lost much credibility through his long absences abroad. The official media tried to ridicule him, saying he knew nothing about Egypt and had no political experience. Some elements of the government’s …
New Energy Times – Energy Catalyzer: It Works and It’s Not Fusion * it is not “cold fusion” but weak [force] nuclear reactions. Pons and Fleischmann did heavy-water electrolysis with a palladium cathode and a platinum anode. I don’t do electrolysis, I don’t use either platinum or palladium and I use temperatures that manage to …
After a one month hiatus, the Carnival of Space is back. Nextbigfuture will be working with Universe today on the organization of the Carnival of Space. There are hosts signed up into April. 1. the Planetary Society has Amateur image processor Daniel Macháček took five images of Phobos from Mars Express’ recent flyby and produced …
Washington Post – North Korea warned Monday that U.S.-South Korean cooperation could bring a nuclear war to the region, as the South began artillery drills amid lingering tension nearly three weeks after the North’s deadly shelling of a South Korean island. A South Korean Joint Chiefs of Staff officer tried to play down the significance …
Worldwide there is an installed capacity of 777 GWe supplied 2998 TWh of hydroelectricity in 2006. This was approximately 20% of the world’s electricity, and accounted for about 88% of electricity from renewable sources. There is an esimated 8500 TWh commercializable hydropower in the world based on current technology and prices. Current projects in China …