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Cell Biology

Cellular Machines Coming to Light
May 20, 2002
51; As imaging techniques improve, cells are yielding up their secrets.  Scientists are getting closer to watching the processes in cellular factories in real time. Dynein:  PhysOrg reported, “Biologists capture cell’s elusive ‘motor’ on videotape, solving the mystery of its deployment.”  The article began, “Their experiments can be likened to restoring never-before-seen footage to a […]
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Amazing Facts

Genetics: Alternate Reading Frames May Be Common
May 20, 2002
Imagine a book written in a language where there were no spaces, and every word was three letters long.  Now imagine that you could get one story by starting at the first letter, and a different story by starting at the second letter, and another by starting at the third letter.  That’s the situation with […]
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Amazing Facts

Your Inner Postal Service
April 20, 2002
51; Zip codes – those five- or nine-digit numbers on mail – have an analogue in every one of your cells.  Like a city,1 a cell has information to ship from place to place.2  To make sure that the manufacturing instructions for protein parts arrive at the appropriate assembly site, the shipper puts a molecular […]
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Amazing Facts

Flies Turn on a Dime
April 20, 2002
51; A fly can turn 180 degrees in one tenth the time it takes you to blink an eye.  Beating their wings 250 times a second, they don’t even have to think about each wing beat, PhysOrg said about studies at Brown University using high-speed cameras and image tracking software.  “[Attila] Bergou discovered that flies […]
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Amazing Facts

Bacterial Flagellum Can Tune Its Swim Speed with Network-Controlled Brakes
March 20, 2002
51; What’s new with flagella?  These are the favorite toys of intelligent design supporters, because they are irreducibly complex molecular machines that evolutionists rarely attempt to explain by a Darwinian process.  More fodder for their position comes from a paper in Cell1 that finds that bacteria can fine-tune their swimming velocity by means of a […]
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Biomimetics

Scientists Are Studying Your Garden for Ideas
February 20, 2002
51; Your garden plants are visited by a butterfly and various insects as you sip tea in a lawn chair.  Did you have any idea that inventors are watching the same things with an eye to making money?  Or that military officers are getting ideas from the garden to use against the enemy?  Biomimetics – […]
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Bible and Theology

Alliance for Science – or for Silence?
February 20, 2002
The American Association for the Advancement of Science had an unusual item on their agenda for their annual meeting in St. Louis: fight intelligent design.  The St. Louis Dispatch reported that while churches were preaching the gospel Sunday morning, the AAAS was preaching battle tactics.  According to the article, though, they were preaching to the […]
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