Contents Pages by Subject

Science, Medicine and Technology

Subject Photo
Article Image

arclein

Over the past few years, researchers have increasingly recognized that cellular-level changes not tied to genetic defects play important roles in causing disease. There is a range of such so-called epigenetic effects that change the way DNA functions

Article Image

www.technologyreview.com

Vibrant displays head to market, invisibility cloaks become more practical, and batteries store more energy.

Article Image

arclein

Other scientific studies have also shown the correlation between walking speed and mortality. A 2011 study published in the Journal of the American Medical Association examined the relationship between gait speed and survival by pooling the analyses

Article Image

arclein

is not a single specific component in the exhaled breath capable of acting as a marker for the diagnosis of lung cancer. A range of biomarkers and its combination should be selected. The compounds of interest are generally to be found at 1-20 parts p

Article Image

arclein

while still in a dream. Though the dreamer is technically asleep, they are aware of their situation and are able to control the content of their dreams. In this state, people are also able to signal to researchers that they have entered a lucid dream

Article Image

arclein

technology that could make possible a range of optical innovations such as more powerful microscopes, telecommunications and computers. At upper right is a scanning electron microscope image of the structures. The figure below shows the experimenta

Article Image

arclein

But now the technology is advancing far enough for production runs in niche markets such as medical devices. And it's poised to break into several larger applications over the next several years. "We've come to the point when enough critical advan

Article Image

arclein

Several such balls have dropped in southern Africa, Australia and Latin America in the past twenty years, authorities found in an Internet search.

thelibertyadvisor.com/declare