Natural Science Forum / Biology / Evolution / August 2006

The Shape Of Life: Research Sheds Light On How Cells Take Shape
How life takes shape is a mystery. Butterfly or baby, cells organize
themselves into tissues, tissues form organs, organs become organisms. Over
and over, patterns emerge in all living creatures. Spiders get eight legs.

Stressed-out plants warn their offspring
Increased tendency to mutate is handed down to next generation.
Heidi Ledford
Plants under stress not only activate their own defences, but also manage to

  I am puzzled by the statements of some dietary supplement advocates,
which I take to be true statements, that certain vitamins, minerals, amino
acids, etc. are not present sufficinetly in foods to meet the daily needs of
the human body, even if we eat an enormous amount of the ...

Neuropsychobiology. 2006 Jul 26;53(4):210-214 [Epub ahead of print]
Finger Length Ratio (2D:4D) and Dimensions of Sexual Orientation.Kraemer B,
Noll T, Delsignore A, Milos G, Schnyder U, Hepp U.
Department of Psychiatry, University Hospital, Zurich, Switzerland.

We know that there is a period in childhood when the child can
learn any language, and that after that period, he has lost the
ability to speak with the skill of a native speaker.
I think there may be a similar window of opportunity for