A Moment of Science

Posts tagged bacteria

June 3, 2011

 

man with mouth open

Should I Have My Tonsils Removed?

Say, "Ahh!" Why do we have tonsils and why are they sometimes taken out?

May 16, 2011

 

brown slime molds

Organization Is Key For Amoeba-Like Cells

How do the amoeba-like organisms form a slime mold? The answer is organization and communication.

May 13, 2011

 

green amoeba sticker

How A Microscopic Organism Changes From An Amoeba To A Grex

Here is the strange life story of a nearly microscopic organism that eats bacteria in rotting logs and damp earth.

May 10, 2011

 

hamburgers on the grill

Why Meat Stays Red: Myoglobin And Nitrites

Check any package of bacon, hotdogs, or cold cuts and chances are you'll find nitrites listed among the ingredients.

April 26, 2011

 

Red and yellow antibiotic pills

How Antibiotic-producing Bacteria Avoid Suicide

The antibiotics help those microorganisms survive by attacking other bacteria competing for the same food supply... but how do they protect themselves?

April 18, 2011

 

nodules on plant stem

Nitrogen-Fixing Bacteria Perform Valuable Service

The bacteria take nitrogen out of the air and make it available to other living organisms in an amazing process.

March 16, 2011

 

orange prescription pills

How Do Antibiotics Know Where To Target?

Our bodies are also made up of living cells, the antibiotics have to distinguish between the cells in our bodies and the cells of the bacteria.

March 15, 2011

 

building where Fleming discovered Penicillin

The History Of Penicillin

In 1928, Alexander Fleming was studying the bacterium, Staphylococcus, when some of the bacteria became contaminated with Penicillium...

February 25, 2011

 

hand holding purple pills

Sir Alexander Fleming, Penicillium, And The History Of Antibiotics

People have used moldy and fermented substances to treat wounds for over three thousand years. Learn about the history of antibiotics.

January 20, 2011

 

A corn and beans salad

Corn And Beans Grow Well Together… Why?

The Maya knew that corn and beans grow well together, just as in this country some farmers rotate their crops.

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