ScienceIQ.com

Does The Sun Go A Bit Wobbly?

Our Sun may seem an enduring, unwavering beacon in the sky, but in truth it has a 'heartbeat' of sorts--a pulsation between dimmer and brighter phases so slow that it only 'beats' 9 times each century! It's understandable that you might not have noticed. The pulsing is not only slow, it's also subtle. The total energy coming from the Sun only ...

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WobblySun
Medicine

Acupuncture

Traditional Chinese medicine theorizes that there are more than 2,000 acupuncture points on the human body, and that these connect with 12 main and 8 secondary pathways called meridians. Chinese ... Continue reading

Acupuncture
Astronomy

Solar Spitwads

Take a piece of paper. Make a little wad. If you're a kid, spit on it. Put it in a straw and blow hard. If your teacher sends you to the principal's office, here's your excuse: you were making a model ... Continue reading

SolarSpitwads
Chemistry

It's Crying Time Again

If you've ever spent any time in the kitchen, you know that slicing, chopping or dicing raw onions makes you cry. This vegetable has been doing this to humans for a long time. The onion is believed to ... Continue reading

Crying
Medicine

Why Do We Call It A 'Vaccination?'

Smallpox 'vaccinations' are in the news nowadays. What is smallpox and what is a vaccination? Smallpox is one of the oldest and most horrible diseases afflicting the human family. In the past, it ... Continue reading

Vaccination

It All Started With The Colwart

ItAllStartedWithTheColwartDo you like cabbage. No? How about broccoli? Perhaps you crave brussel sprouts. Did you know that all these vegetables, plus kohlrabi, kale, cauliflower and collard greens, trace their origins from the plant Brassica oleracea? Brassica oleracea, commonly called colwart, of the cruciferae/brassicacae or mustard family, was originally cultivated thousands of years ago along the coast of Europe. It is perhaps the most striking example of selective cultivation, (choosing the seeds of plants that have the characteristics early cultivators wanted to emphasize) by early Europeans. The colewart was a smallish, leafy plant, with none of the features we recognize in this modern family of vegetables. Plant scientists believe that the first focus of these early farmers was the leaves of the colewart. By selectively choosing plants with the biggest leaves, and harvesting and cultivating their seeds, after hundreds of years, kale was born.

That was fine for some, but others wanted more flavorful and smaller leaves. So another part of the plant was emphasized, resulting in a very dense bunch of leaves at the center of the plant, growing into a head, what we know as a head of cabbage. But ancient farmers didn’t stop there. Create a plant with big fat stems and you have kohlrabi. The Romans enlarged the stems and flower buds, but kept the buds tightly closed, and the result was broccoli. Do the same but get rid of the chlorophyll and other Europeans grew cauliflower. Beef up the buds and get tiny cabbages on a stalk, what we know as brussel sprouts. All from a single plant ancestor. All modern members of the Brassica family share common traits. They are low in calories and rich in vitamins and minerals.

Also, recent studies have pointed to the brassicacae as containing cancer-fighting compounds and anti-oxidants such as sulphur-containing glucosinolates. These sulforaphane compounds are thought to block the development of cancer cells while stimulating the body’s own production of detoxifying enzymes. And it’s sulphur that gives these vegetables their distinct hot and pungent smell and taste. So when it comes to cruciferae, the adage may well be, ‘if it smells bad, it’s good for you.’ This remarkable group of vegetables promotes health, offers a variety of tastes and was perfected long before modern farming methods, genetically altered plants, or pesticides came along. So next time you sit down for, cabbage, I mean broccoli, or was that kale. Never mind, you know what I mean.