A typical garden spiderweb is made of 65 to 195 feet of silk.5 The webs consist of sticky “catching threads”; radial “spokes” for holding the sticky threads; “bridge threads” that act as guy-lines for holding the web up; “signal threads” that inform the spider through vibrations sensed in the legs that prey is in the web;
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Enter a living human cell to discover a world of unimaginable precision, complexity and design.
Measuring less than 2/1000th of an inch in diameter, the cell is packed with molecular machinery that makes life possible.
These microscopic wonders include our DNA – the genetic code. Through extraordinary computer animation you’ll discover how the more than 18 trillion feet of DNA in your body is organized, stored and processed.
The U.S. Senate has passed a bill which will allocate billions of dollars to the National Institutes of Health (NIH), with some of the funds expected to go toward a disturbing form of research whereby tissue from aborted babies is spliced with animal cells to create mixed-species organisms called “chimeras.”
