Tag Archives: mathematical model

On the spider that spits the solution of a nonsmooth oscillator

Spitting spiders (Scytodes sp.) are so called because they have the curious habit of ejecting from their fangs a mixture of silk, glue and perhaps venom onto their prey. C. Gilbert and L. S. Rayor have shown

New method to isolate biofuel-producing bacteria

There has been much debate about converting foods like corn grain into fuel for our cars.  Even if all the corn grain in the US were converted to ethanol, it still wouldn’t make enough fuel to replace

“Rein in the runoff”

Increasing amounts of natural land in the United States are being converted to impervious (hardened) surfaces, such as roads, rooftops, sidewalks, and parking lots. Water that once largely percolated through the soil to recharge groundwater supplies is