Posts by Bonnie Denmark

Bonnie Denmark holds an MA in linguistics and teacher certification in English, ESL, and Spanish. She has devoted her professional life to educational and accessibility issues as a computational linguist, multimedia curriculum developer, educator, and writer. She has also worked nationally and internationally as a language instructor, educational technology consultant, and teacher trainer. Bonnie joined the Visionlearning team as a literacy specialist in 2011, assisting the project by developing comprehension aids for science modules and creating other STEM learning materials.

(29) results in Blog

September 16, 2014

Good news on ozone layer should spur climate action

For the first time since 1980, the ozone layer that shields us from harmful radiation is repairing itself after being eaten away over decades by human-produced chemicals. The good news comes just in time to celebrate...

August 25, 2014

Inside the science of sinkholes

Sinkholes aren’t new, but they certainly make news, causing millions of dollars of damage, contaminating water supplies, and even claiming lives. This latest monster under the bed appears often without warning and with potentially catastrophic results, as...

July 23, 2014

Peer review: New approaches to an old system

A scientist’s reputation and funding for research can hinge on recommendations by other scientists in the centuries-old peer review process. To ensure a credible body of scientific knowledge, research papers and proposals are evaluated by other...

June 24, 2014

Lessons from the desert beetle: Harvesting water from the atmosphere

Clean water shortage affects every continent, with almost one-fifth of the world’s population living in areas where water is in short supply (United Nations). And renewable freshwater resources are projected to dwindle further, according to the...


May 28, 2014

Return of the wisent: Restoring ecosystems through rewilding

On May 17, 2014, more than 250 people assembled on a muddy path in the Southern Carpathian Mountains in Transylvania for a special homecoming celebration. Enter the European bison, or wisent (17 of them to be...

April 22, 2014

Earth Day 2014: Following the carbon footprint to the sea

Where are we now, 43 years after the first nationwide Earth Day was celebrated in the US? The Intergovernmental Panel on Climate Change (IPCC) paints a grim picture in its latest assessment report, AR5, announcing that...

March 10, 2014

“What-if” Thinking and the Spirit of Invention: Garrett Morgan

From the first spark of an idea to concrete invention, the path of every great innovator is paved with “what-ifs.” A prime example of “what-if” thinking is seen in the life and achievements of Garrett A. Morgan,...

January 31, 2014

28 years ago this week: Christa McAuliffe and space disaster remembered

This week marks the 28th anniversary of the biggest tragedy in the history of the US space program, the explosion of space shuttle Challenger, taking the lives of its seven crewmembers. On January 28, 1986, a...

December 18, 2013

Solving practical problems with basic physical chemistry: Ruth Benerito

This fall, science lost one of its great inventors, Ruth Benerito (January 12, 1916 – October 5, 2013), chemist at USDA’s Southern Regional Research Center in New Orleans. Benerito held more than 50 patents, but she...

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