Mr. DeGuire's Activity (21)
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In 1920, Johnson and Johnson employee Earle Dickson created the first bandage to cover the frequent burns and cuts his wife Josephine inflicted on herself while cooking. The han...Over 8 years agoemdigg added a news bookmark.
Styrofoam, a plastic made of expandable polystyrene foam (EPS) is a useful invention. In fact one could call it almost too useful! The lightweight and buoyant plastic can be use...Over 8 years agoemdigg added a news bookmark.
An invisibility cloak might be easy to come by if you are a young wizard like Harry Potter, but developing such a device for the real world has proven to be a difficult task for...Over 8 years agoemdigg added a news bookmark.
While world population continues to increase, our freshwater supplies appear to have stagnated and in some cases even trickled to a halt. Residents all the way from California ...Over 8 years agoemdigg added a news bookmark.
While for humans the expression "sleep with one eye open" is just a metaphor to keep alert, for some animals it is a way of life. Called unihemispheric sleep, it is the ability ...Over 8 years agoemdigg added a news bookmark.
American Sign Language (ASL), has been one of the primary means of communication for the deaf in the United States and many parts of Canada since the 1800s. It is estimated that...Over 8 years agoemdigg added a news bookmark.
The fact that the moon's gravitational pull affects ocean tides is well-known. However, what scientists did not know is that the Earth's gravity has a similar tug on the satelli...Over 8 years agoemdigg added a news bookmark.
For most kids, the best thing about having a birthday is the party. Unfortunately, thousands of children both in the U.S.A and worldwide who live in homeless shelters or transit...Over 8 years agoemdigg added a news bookmark.
Do you get impatient and lose your temper when you've gone without nourishment for a long time? Then you are suffering from 'hanger', a newly coined term that describes the inex...Over 8 years agoemdigg added a news bookmark.
It is Friday the 13th! Though that fact may be of no significance to you, many consider the combination unlucky. While most years we encounter this dreaded day just once or twic...Over 8 years ago