Many middle school curricula include attention to ancient American people and their cultures. This blog entry may be helpful in making connections to the nature of science and scientific enterprises as part of an integrated approach in studying the Anasazi or ancient Peublos. The story titled “Vanished: A Pueblo Mystery,” published in the New York […]
Archive for the 'Methods of Science' Category
When Did the Grand Canyon Begin to Form?
Friday, March 14th, 2008 7:25 am
Written by: Mary LeFever
This week’s blog draws from several news sources—washingtonpost.com, The New York Times, Science News Online and Science Friday. All these sources have stories and photos related to a study published March 7, 2008, in Science by researchers Victor Polyak and Carol Hill. (Science Friday features a 15-minute audio clip of an interview with Polyak.) The […]
Posted in Topics: Earth Science, Methods of Science, Science
The Relationship Between Sea Surface Temperature and Hurricane Activity
Thursday, February 7th, 2008 7:52 am
Written by: Mary LeFever
Is your unit on climate and weather approaching? Here’s some current research you can use to enrich students’ understanding of weather. It can help you make real-world connections from the textbook and classroom to the research scientists working to understand the science of hurricanes.
The news comes from ScienceDaily. The article, Increased Hurricane Activity Linked to […]
Posted in Topics: Earth Science, Energy Transfer, Environment, Methods of Science, Science
Greenland Might Actually be Green Someday
Thursday, January 17th, 2008 9:56 am
Written by: Mary LeFever
The irony of Greenland’s name has intrigued many of us, but according to a January 8, 2008, New York Times story, In Greenland, Ice and Instability, the irony may be short-lived. A series of unusually warm springs has increased the ice melt, and contributed to a cascade of related events. The melting ice is darker […]
Posted in Topics: Earth Science, Environment, Methods of Science, Science, Technology
Depression, Exercise, and Genetics
Wednesday, December 5th, 2007 8:49 pm
Written by: Mary LeFever
Depression, Exercise, and Genetics
Chances are some your students or their family members are currently battling depression, and thus may be interested in this story. The link between regular exercise and mood enhancement has been known for some time now. Scientists have established that exercise increases levels of neurotransmitters such as dopamine and serotonin, which in […]
Posted in Topics: Genetics, Health, Methods of Science
Genes and the Environment: What’s Best for Baby?
Wednesday, November 14th, 2007 7:39 pm
Written by: Mary LeFever
With the popularity of science-fiction movies like Jurassic Park that simplify the effects of DNA and genes and ignore environmental factors, teachers may find it challenging to convey to students the important role of the environment on gene activities, and vice versa.
For example, individuals may possess a gene combination that could predispose them to certain […]
Posted in Topics: Environment, Genetics, Health, Methods of Science, Science
Organic Sources of Fuel Don’t Have To Be Fossil Fuels
Wednesday, November 7th, 2007 8:04 am
Written by: Mary LeFever
Will we ever find a suitable, sustainable, and reliable substitute for fossil fuels? Sure, there’s wind, water, or solar power, but these sources are dependent on the conditions of nature and are not always reliable. ScienceDaily reported, on November 3, 2007, that two microbiologists, Rhonda Zeltwanger and Michael Cotta at Washington University in St. […]
Posted in Topics: Biotechnology, Chemistry, Earth Science, Energy Transfer, Methods of Science, Science
Uncertainty in the Science of Climate Change
Wednesday, October 31st, 2007 7:56 pm
Written by: Mary LeFever
Uncertainty in science? Is that normal? Of course it is, and researchers can typically quantify the degree of certainty they hold in their conclusions. For example, a research report might read, “Our data analysis indicates with 95% certainty that X is causing Y.” But some research results are not so linear and one-dimensional as […]
Posted in Topics: Earth Science, Methods of Science, Science
Posted in Topics: Archaeology, Earth Science, Environment, Methods of Science, Science, Social Studies
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