If you like African Violets and you want to grow them, there are a few things you might consider: When the hot weather and vacations are here, your African violets may need extra help to make it through. If high temperatures are getting the best of your plants a fan can help disperse heat generated …
South American fire ants are on a rampage and have blazed their way through a growing number of southern U.S. states. Now, scientists are seeking a way to fight the deadly insects that are destroying crops and terrorizing small mammals as well as humans. Fire ants – known for their burning sting – are believed …
The fourth and final generation of Monarchs for the year emerge from their pupae around late summer. External natural cues, perhaps the waning length of the day and cooler temperatures, cause a change in their bodies; their reproductive organs are immature, they are in a state of reproductive diapause. Unlike their parents that lived for …
Monarchs butterflies – The Great Migration – from San Francisco to the Mexican border Read More »
When I spotted the Park Seed Company’s Growin’ Bag filledwith strawberry plants I had to order the bags and give them a a try. I’d grown strawberries in the past but the plants always suffered from some sort of leaf spot and insects or birds ate the few berries that were produced. Park’s Seed catalog had a gorgeous …
Strawberry plants – Totally Tubular or Growing Bags Read More »
Ikebana is an ancient art of arranging flowers or beauty expressed in arranging materials which may include branches, fruit, vegetables, rocks, shells, weathered wood, etc. The art is believed to have begun in 810 AD in China with the custom of making floral offerings to Buddha. Buddhism came to Japan from China via Korea early …
The Significance of the Cave The discovery came as a shock, and even non-specialists could recognize its originality and distinction. This response was caused by several aspects. The first is the kind of animals that were primarily represented here, namely rhinoceroses, lions, and bears. Generally, the animals depicted in Paleolithic caves are animals that were …
The Chauvet Cave – The scientific research – Part 2 Read More »
“I’ve read that the shape of DNA is a ‘double helix.’ What is that?” If you could see a piece of DNA, it would look like a ladder that’s been twisted into a corkscrew shape . . . that’s the double helix. The rungs of the ladder are made up of pairs of chemicals — …
A question from Viron Fessler of Gaston, Oregon. He writes: “We live on a gravel road. Every summer, during the dry season, the road develops ‘waves’ or ‘ripples.’ The peaks of the waves are about 10 inches apart, with matching dips. These ripples can get around 3 inches high. What creates this effect?” These are …
What creates the “washboard effect” on dirt roads? Read More »
Scientists think that amphibians are rapidly disappearing around the world because of their sensitivity to environmental changes. So how did frogs outlive the dinosaurs? You talk about an asteroid causing the extinction of the dinosaurs, but what about frogs? Frogs are a very delicate species, greatly affected by changes in their climate. The fossil record …
