Tag Archives: bacteria

The Risk of Antibacterial Additives

You may not have heard of triclosan before, but the chemical is all around you. A recent Smithsonian article explains that “The antibacterial substance, which was first developed in the 1960s to prevent bacterial infections in hospitals, has since been incorporated into everything from hand soaps to toothpastes to mouthwashes. Manufacturers see it as a marketing bonus, [...]

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Employing Bacteria to Create Portraits

A recent article in Smithsonian Magazine features the work of Zachary Copfer, a biologist and artist who creates portraits of legendary icons such as Pablo Picasso, Leonardo da Vinci and Albert Einstein. One thing that makes Copfer’s work unique is his medium of choice; he employs a type of bacteria known as serratia marcescens that [...]

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Surviving on Volcanic Gas

Discovery News reports that “Wisps of volcanic gas, rather than photosynthesis, may energize rare microbes eking out an existence on the Martian-like flanks of the tallest volcanoes in South America’s Atacama Desert. This newly discovered handful of bacteria, fungi and rudimentary organisms called archaea [roughly 80 micrometers, or 10-5 meters in diameter and 200-600 micrometers, [...]

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The 100 million-year-long Nap

Bacteria microbes that are 10-06 meters long and freezing away on the bottom of the Arctic Ocean floor may actually thrive best in hot temperatures that would put the health of most human beings at extreme risk.  According to a new study, while these tiny bugs lie dormant now, they will likely wait for up [...]

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10-to-plus13

We can consider the power 10+13 from multiple perspectives.  A few of many examples are listed below: Surface area of Antarctica, Russia, Africa and the moon (14, 17, 30 and 38 megameters2 respectively) Total wealth (as of 2010) of the 10.9 million people in the world with $1 million or more of investable assets Diameter [...]

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Nanobes

Some scientists believe that nanobes are the smallest living organisms.  They are 20-150 billionths of a meter (10-12 to 10-13), and smaller than any known bacteria, spore or other single-celled organism. In 2004, a team at the Mayo Clinic in Rochester, Minnestota presented four years of research on nanobes.  They claimed that they may cause [...]

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Finding Powers of 10 in 10 random topics…

Many of us worry about things that we can’t see with the naked eye because they seem so abstract that they are hard to comprehend. Thinking about these 10 random topics at different powers of 10 helps give one a starting point. – cloning using DNA (10-9) of sheep (100), flowers (10-2), or ants (10-3) [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 1387 days ago