29/06/2009

Nanoscale 'Fountain Pen' Draws Therapeutic Nanodiamonds

A research team at Northwestern University has developed a tool that can precisely deliver tiny doses of drug-carrying nanomaterials to individual cells. The tool, called the nanofountain probe, functions in two different ...

Researchers find quicker, cheaper way to sort isotopes

(PhysOrg.com) -- Whether it's the summer grass that tickles your feet or the red Bordeaux smacking on your palette, nearly every part of the world around you carries special chemical markers. These markers, called isotopes, ...

Desert Dust Alters Ecology of Colorado Alpine Meadows

(PhysOrg.com) -- Accelerated snowmelt--precipitated by desert dust blowing into the mountains--changes how alpine plants respond to seasonal climate cues that regulate their life cycles, according to results of a new study ...

Peer pressure plays major role in environmental behavior

(PhysOrg.com) -- People are more likely to enroll in conservation programs if their neighbors do -- a tendency that should be exploited when it comes to protecting the environment, according to results of a new study.

Samsung Introduces New 45nm Application Processor

Samsung Electronics announced today the latest in its popular, ARM11 series of application processors, the S5P6440. Designed using Samsung’s advanced 45nm low power CMOS process technology, the S5P6440 offers a low power, ...

Google unveils SMS service for Africa

Google on Monday unveiled a new service designed to provide information via SMS text message to mobile phone users in Africa, where cell phones are prevalent but Internet penetration is low.

Loss of coastal seagrass habitat accelerating globally

An international team of scientists warns that accelerating losses of seagrasses across the globe threaten the immediate health and long-term sustainability of coastal ecosystems. The team has compiled and analyzed the first ...

Dino tooth sheds new light on ancient riddle

Microscopic analysis of scratches on dinosaur teeth has helped scientists unravel an ancient riddle of what a major group of dinosaurs ate- and exactly how they did it!

First step to converting solar energy using 'artificial leaf'

An international team of researchers has modified chlorophyll from an alga so that it resembles the extremely efficient light antennae of bacteria. The team was then able to determine the structure of these light antennae. ...

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