26/02/2007

Searching for Signs of Life on Mars

NASA-funded researchers are refining a tool that could not only check for the faintest traces of life's molecular building blocks on Mars, but could also determine whether they have been produced by anything alive.

Quantum Rods and Dots Image Cancer Cells

Brightly fluorescent quantum dots and quantum rods are quickly becoming important tools for identifying specific molecules and cells in living systems. Two new reports demonstrate some of the ways in which cancer researchers ...

Supercomputing Simulations Support Chip Breakthrough

IBM researchers today announced an advancement in computer-based simulations that is helping to drive chip technologies to new heights of performance and function. As reported in the scientific journal Physical Review Letters, ...

Center will study small-scale fluidics

A U.S. fluidics center has been awarded $7.2 million for a three-year project to advance science that's key to unlocking a vast array of new technologies.

Sex hormone signaling helps burn calories

Any dieter can tell you: Body weight is a function of how much food you eat and how much energy you use. The trick to maintaining a healthy weight lies in regulating the balance. Now new research from Rockefeller University ...

Grand Theft Pluto

When New Horizons, NASA's Pluto-bound spacecraft, swings by Jupiter on Feb. 28th, it will pick up a few souvenirs along the way – photos, data, and an extra 9000 miles per hour courtesy of the largest planet in our solar ...

Cosmic Vision 2015-2025: ready to launch

Within a few weeks, ESA will invite the scientific community to propose the first missions for Cosmic Vision 2015-2025. The first medium-class mission should be launched in the 2016-2017 timeframe at the latest. The first ...

A climate-change amplifying mechanism

During the past ninety thousand years there were alternating hot and cold periods lasting several thousand years each which resulted in a modification of global oceanic circulation. With the help of paleoclimatic and paleooceanographic ...

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