Archive: 10/19/2007

Glue inside the cell

The acquired immune response is triggered after specific engagement of foreign peptides (antigens) by receptor molecules on white blood cell (lymphocytes). Cellular signaling pathways are responsible for the activation of ...

Oct 19, 2007 4.8 / 5 (4) 0

Birth of an iceberg

New images, acquired by Envisat’s Advanced Synthetic Aperture Radar (ASAR) instrument, show the breaking away of a giant iceberg from the Pine Island Glacier in West Antarctica. Spanning 34 km in length ...

Oct 19, 2007 3.9 / 5 (7) 0

New Technologies That May Save Lives

As part of the M-Taiwan project, NEC and Tatung will demonstrate life saving technologies at the WiMax Forum next week. The forum will display the efforts of NEC in providing ambulance to hospital large file ...

Oct 19, 2007 4.8 / 5 (5) 0 weblog

Killifish can adapt to life in a tree

Biologists in Belize and Florida have discovered that the mangrove killifish lives in trees when the water they usually live in has disappeared.

Oct 19, 2007 4.8 / 5 (13) 0

Transgenics transformed

A new method of constructing artificial plant chromosomes from small rings of naturally occurring plant DNA can be used to transport multiple genes at once into embryonic plants where they are expressed, duplicated as plant ...

Oct 19, 2007 5 / 5 (1) 0

Brightness and darkness as perceptual dimensions

A common-sense assumption concerning visual perception states that brightness and darkness cannot coexist at a given spatial location. One corollary of this assumption is that achromatic colors, or perceived grey shades, ...

Oct 19, 2007 4.8 / 5 (14) 1
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