Abstract: This work proposes a novel low-profile circularly polarized spring-shapedquadrifilar helical antenna (QHA) integrated on the car roof as a satellite navigation antenna to meet the practical ...

You can irrigate your lawn or garden with an automated sprinkler or drip system. Sprinklers irrigate more widely, but they ...

Colorado's dry climate means fall and winter watering remains a key part of responsible landscape care -- especially during ...

The dry weather is posing a threat to some plants and lawns. Here's how to tell if you ought to take watering action.