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

November 25, 2015

Turkey science: What’s on your plate?

The 45 million turkeys that end up on the Thanksgiving table are nothing like their wild ancestors. In fact, they are very different from the typical Thanksgiving turkeys of even half a century ago, according to...

October 30, 2015

The scare factor and human survival: The science behind physical signs of terror

A bloodcurdling scream. Eyes wide. Mouth agape. Hands raised. Muscles tensed. Breathing accelerated. These classic signs of terror are not just box-office boosters for Hollywood horror flicks. Rather, they are part of the universal human survival toolkit....

September 1, 2015

Surprise electron behavior may lead to new states of matter

What happens when the metal osmium (Os) is subjected to pressure twice that found at the center of Earth? An international team of researchers has discovered a never before seen atomic phenomenon that provides surprising insights...

July 20, 2015

New Horizons brings Pluto up close and personal

All eyes are on Pluto, the latest darling of our galaxy. On the morning of July 14, 2015, the New Horizons spacecraft came within 7,750 miles of Pluto in a historic data-gathering flyby. At a brisk 31,000...

June 28, 2015

Cigarettes kick butt in mosquito control

What happens to the 6 trillion cigarettes smoked around the world every year? About two-thirds of them end up tossed into the environment. Besides being non-biodegradable, smoked cigarette butts contain 7,000 chemicals, including at least 69...

May 20, 2015

Fighting Skin Cancer with Vitamin B3

May is National Skin Cancer Awareness Month, so what better time to announce the results of a promising new study by Australian researchers: An inexpensive vitamin pill reduced new occurrences of the most common types of...

April 8, 2015

MRSA meets its medieval match

In his 1945 Nobel Prize speech, Alexander Fleming warned that misusing antibiotics would lead to resistance in microbes. Fast forward 70 years and zoom in on MRSA: It’s contagious, it’s dangerous, and it resists the antibiotics...

January 20, 2015

Copper shines in fight against germs

From centuries-old time capsules to modern medical centers, copper shines as the metal of choice to preserve and protect. Case in point:  A time capsule first buried in 1795 by Paul Revere and Samuel Adams was...

December 3, 2014

The Great Smog of ’52: Environmental Disasters in History

Fog as thick as pea soup is nothing new to Londoners. But on December 5, 1952, a dense, grimy cloud of fog descended on London, immobilizing the city and causing more than 4,000 deaths over a...

October 24, 2014

Warming world uncovers frozen past

What’s that smell? If you are on an ice patch in the Yukon Territory in Canada, the answer might be millennia-old caribou dung. Weapon shaft in Yukon ice patch (Credit: Yukon Government) In 1997, sheep hunters...