Question Your World

Tuesday, December 22, 2009

At 12:47 pm today, December 21, 2009, winter begins in the Northern Hemisphere. The first day of winter is called the Winter Solstice; likewise, the first day of summer is the Summer Solstice. The word solstice is derived from Latin and means “sun standing still.” On these two days of...

Friday, November 13, 2009

1. Top 5 turkey-producing states: Minnesota, North Carolina, Arkansas, Missouri and Virginia. 2. The average American consumed 13.8 pounds of turkey in 2007. 3. Turkey sales are estimated to be $3.8 billion in 2009. 4. Towns named for the bird: Turkey, TX (2008 pop. 456), Turkey Creek, LA (...
Did you know, of all fresh fruits, cranberries contain the most phenols, a type of disease-fighting antioxidant? Phenols and polyphenols are strong antioxidants and many scientists believe antioxidants protect the heart. Uncooked berries, dried berries and pure juice are best because processing,...
Would you believe it’s the sweet potato? According to nutritionists at the Center for Science and Public Interest, the sweet potato ranked #1 in nutrition when compared to other vegetables. Foods were given points for their content of dietary fiber, naturally occurring sugars and complex...
Do you fall into a satiated stupor after Thanksgiving dinner? Have you heard that eating turkey makes you sleepy? Turkey contains tryptophan, an amino acid often blamed for the post-meal lethargy. The human body uses tryptophan to make serotonin. Studies have shown that serotonin, a type of...

Tuesday, August 11, 2009

Our first day in the field saw us piling into the caravan of vehicles, headed for Prince William Forest Park. We pulled off next to the stream and gathered our gear; waders, dip nets, pH meter, clipboards and the backpack electroshocker. We trooped through the woods to our first test site...

Monday, August 10, 2009

A picture (or 5) really is worth a thousand words. Wish everyone could have seen the look on our faces when Dr. Maurakis (Gene) told us about the cautionary tales of those "brain eating amoeba" - Naegleria fowleri - that inhabit low level waters at temps of approx 78...

Sunday, August 9, 2009

SMV is conducting a multi-year study of fishes and invertebrates. Yes, we’re collecting, identifying, and counting critters! But we’re also looking at the physical environment: water temperature, current, pH... all sorts of other factors that determine what critters live where. OK...

Friday, August 7, 2009

Between August 10 and August 14, 2009, ten brave Virginia educators will trek into the wilds of Northern Virginia with Dr. Maurakis and me. They’ll be participating in classes, labs, and field collections in streams and rivers… all in an effort to… well… do lots of things...

Thursday, July 30, 2009

What would have to happen for energy not to be a bigger and bigger focal point in our lives? The world’s population continues to grow, now projected to hit 9 billion by 2050. (It sometimes seems like the bulk of this commutes in from Short Pump on many weekdays.) The standard of living...

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