Archive: 06/03/2008

Magnetic Sensor That Brooks No Interference

Sensors accurately register the slightest temperature fluctuations, the tiniest changes to a magnetic field, or barely perceptible air currents. In some cases, however, there are limits to their accuracy – ...

Jun 03, 2008
4.8 / 5 (4) 0

Electricity from the exhaust pipe

Researchers are working on a thermoelectric generator that converts the heat from car exhaust fumes into electricity. The module feeds the energy into the car's electronic systems. This cuts fuel consumption and helps reduce ...

Jun 03, 2008
4.3 / 5 (39) 8

The breathing lifeline that comes at a price

The ventilators on an intensive care ward of a hospital offer a vital lifeline to the sickest and most vulnerable patients, providing the oxygen that keeps them alive when they are unable to breathe for themselves.

Jun 03, 2008
4.5 / 5 (2) 0

NASA targets GLAST launch for June 7

NASA has set June 7 as the new target launch date for the Gamma-ray Large Area Space Telescope, or GLAST, from Cape Canaveral Air Force Station in Florida. The launch window extends from 11:45 a.m. to 1:40 ...

Jun 03, 2008
1 / 5 (1) 0

Finding clues for nerve cell repair

A new study at the Montreal Neurological Institute at McGill University identifies a key mechanism for the normal development of motor nerve cells (motor neurons) - cells that control muscles. This finding is crucial to understanding ...

Jun 03, 2008
5 / 5 (5) 1

Hayfever hope

With the peak grass pollen season approaching, scientists can reveal that a daily dose of probiotic can change the immune status of people with hay fever.

Jun 03, 2008
4.4 / 5 (17) 0

Evolution of an imprinted domain in mammals

The normal human genome contains 46 chromosomes: 23 from the mother and 23 from the father. Thus, you have two copies of every gene (excluding some irregularity in the pair of sex chromosomes). In general, which parent contributes ...

Jun 03, 2008
4.2 / 5 (5) 0

Mouse ovaries and testes age in unique ways

Aging leads to large changes in gene activity in the ovaries of mice, but only limited changes in testes, according to research published in the open-access journal, BMC Biology. A lifespan-extending calorie-restricted diet ...

Jun 03, 2008
4 / 5 (1) 0