A Moment of Science

Posts tagged chemicals

January 16, 2004

 

Acid Rain

Learn about all the chemicals found in rainwater, on this Moment of Science.

September 27, 2003

 

Homocysteine

It's time once again for the Moment of Science Word of the Day. This is where we define a cool science term. Today's word is Homocysteine.

September 27, 2003

 

Offensive Plants

Everyone knows that plants have some pretty good passive defense mechanisms. Learn about plants and their offensive strategies on A Moment of Science.

September 27, 2003

 

Side Effects of Love

When you first happen upon that special someone, you start to feel romantic, passionate, giddy and euphoric. These feelings aren’t purely psychological. If we were to take a blood sample, we’d discover high levels of certain chemicals in your blood.

September 27, 2003

 

Salmon and Riparian Vegetation

Learn about the love-relationship between salmon and riparian vegetation on this Moment of Science.

September 27, 2003

 

Kidney Stones

“Stone” is actually a misleading word, since we might tend to think of a round, smooth pebble. Although some kidney stones are round and smooth, others are jagged, shaped like tiny starfish.

September 27, 2003

 

Sweet and Sour

After digestion, glucose travels throughout the body in the blood stream. It enters all of our cells with the help of a hormone called insulin: insulin picks up the glucose and carries it into each cell, like a groom carrying a bride over the threshold.

September 27, 2003

 

An Alternative to Shaving?

The thing is that hair is a lot tougher than skin. So the same chemicals that destroy the hair can also cause serious skin irritation–and possibly even chemical burns–if left on too long.

September 27, 2003

 

Caterpillar vs. Plant

In the real world, some caterpillars and plants engage in a deadly struggle for survival. We’re talking full-scale battle, involving chemical weapons no less.

September 27, 2003

 

Mothballs

Thanks to clothes moths and their fabric devouring larvae, your expensive Scottish wool sweater may one day resemble Swiss cheese.

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