Articles for Grade 7

With over 40,000 known species of spiders, scientists had believed they knew everything there was to know, about these web building arachnids. However, that was before they discovered two new species that dupe their predators by building incredibly accurate decoys of themselves....

What could be better than licking an ice cream cone? How about composing music while enjoying the sweet treat? And we don't mean sweet melodies emanating from a smart player nearby, but ones that can be custom composed by the way the treat is licked....

Climate change is causing havoc on weather patterns throughout the world. While some areas are getting more than their fair share of snow and rain, others are parched. Though the lack of precipitation is certainly an issue, evaporation of the water collected in the reservoirs is even more so. The US State of Texas estimates that the amount of moisture it loses to this phenomenon annually, could easily sustain the entire city of Austin, for that time period....

Hosting an Olympics is never cheap. However, no country has ever spent as much as Russia did on the recently held Winter Games in Sochi. It is estimated that between the new infrastructure, which includes the event venues, hotels, highways and a new train system, and the hosting, entertainment and security costs, the country spent about $51 billion USD - making the XXII Winter Games, the most expensive, in Olympics history....

The next time you are out walking your dog, be sure to keep your eyes peeled on the ground, for you never know what treasures you may find. That is exactly what happened to a California couple who recently stumbled upon what is being touted as the most valuable ancient gold find in North America....

As you probably know, being 'busy as a bee', is not just an empty metaphor. From searching for nectar and pollen to tending to honeycombs, bees are amongst the hardest workers out there. So it should come as no surprise that two species of urban leafcutter bees in Canada, have learnt to adapt to our increasingly polluted world, by using small pieces of plastic found in the litter, to build their nests....

For most of us, building a snowman or even an igloo is hard enough. So you can only imagine the effort, skill, and patience, it takes to build not just giant sculptures, but also, towering castles and beautifully chiseled buildings using just ice and snow - That is exactly what happens annually, in the city of Harbin in Northeast China....

If you happened to watch the opening ceremony of the Sochi Winter Olympic Games you may have noticed an unusual sight - A single athlete representing Mexico. It was not because other contestants from the country had decided to skip the parade, but because Prince Hubertus Von Hohenlohe, is Mexico's sole representative at the Games....

When one thinks of fighting robots, it is usually in context of them combating large terrifying alien creatures, not microorganisms that are invisible to the human eye. But the emergence of resilient bacteria that scientists call superbugs, has left medical experts with no choice, but to call in the best combat force available!...