Monthly Archives: May 2015

Big Bugs In Columbus

“Big Bugs” will appear at the Franklin Conservatory in Columbus, OH this summer. Conceived by artist David Rogers, Big Bugs are larger than life-sized sculptures made from found wood and other natural materials. Conceived in 1991 to celebrate insects and … Continue reading

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Orientation by Magnetic Dip

The earth has a magnetic field with the North and South magnetic poles as the axis of the magnet. The magnetic lines of force emanate from the South Pole and return to earth. The lines intersect the earth at -90 … Continue reading

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Pondering the Life and Death of Insects

My favorite comic strip reminds me that most people have no compunction about killing insects. One of the topics I ask my students is whether it is acceptable to kill insects and whether it there should be restrictions on the … Continue reading

Posted in Art, by jjneal, Policy | 1 Comment

The Monarch Clock

Monarch butterflies must decide in advance when it is time to migrate south.  Temperature is not the best indicator of the season.  There can be cool periods in summer and heat waves in autumn.  Many insects, including monarchs use the … Continue reading

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Living With Migration

It is spring and the Monarch Butterflies are well into their northward migration.  Monarchs find their way north by following their sun compass.  Polarized light receptors in the dorsal rim of the compound eye can accurately detect the direction of … Continue reading

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Living With Mercury Sentinels

Mercury is a toxic metal that can accumulate in aquatic organisms. Sources of mercury include mine drainage, manufacturing, and power plant emissions. People want to know if fish from a lake or stream are safe to eat. The answer requires … Continue reading

Posted in by jjneal, Environment, Health | 3 Comments

Living With Stings

The internet is full of advice and home remedies. A common remedy for bee and wasp stings is application of an aspirin paste. Does it work? People try home remedies such as aspirin paste on a sting and the sting … Continue reading

Posted in by jjneal, Health | 4 Comments