Which laser pointer for cats is best? Even domestic, indoor cats love to hunt. It’s in their nature. So, having a good laser pointer is a must. Not only do laser pointers appeal to a cat’s basic ...
Carolyn Trietsch recently defended her Ph.D. in entomology at Penn State. You can view her website or follow her on Twitter @carolyntrietsch. Laser pointers are perhaps the most abused visual aids in ...
It's not easy making green. For years, scientists have fabricated small, high-quality lasers that generate red and blue light. However, the method they typically employ—injecting electric current into ...
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