Articles for Grade 7

Remember ROY.G. BIV (red, orange, yellow, green, blue, indigo, violet), the mnemonic that helped you to memorize the order and colors of the rainbow? Well, you can forget it because as it turns out, not all rainbows are equal. They can vary drastically depending on the conditions under which they occur. A team led by atmospheric scientist Jean Ricard of the National Centre for Meteorological Research in Toulouse, France, has identified twelve rainbow 'flavors', each with its own distinct characteristics....

When Pluto was demoted to dwarf status in 2006 we were left with a mere eight planets in our solar system. Now Planetary Astronomy Professor Mike Brown, the researcher responsible for 'killing' Pluto may have redeemed himself with the discovery of a massive ninth planet - One he believes is worthy of being added to the elite group of eight....

Being famous for having one of the most bitter winters in China and most likely the world does not sound like a good way to market a city. However, it works for Harbin. That's because for the residents of the capital of China's Heilongjiang Province it means a chance to stage a spectacular winter festival....

Food waste is a growing problem both in the United States and across the globe. In North America alone anywhere from 30-40% of perfectly edible food ends up in the trash each year. To put it in perspective that is almost 20 pounds of food per person, per month! While the fact that most ends up in our landfills is bad enough, what's worse is that over 48 million Americans, including 15.3 million kids, live in households that do not have sufficient food! Now, concerned citizens are trying to raise awareness of the issue with some innovative ideas....

The 2015 holiday season brought little cheer to the thousands of Southern California residents affected by a methane leak from an underground gas storage facility. Since late November, over 2,800 families from the Porter Ranch Community in Los Angeles have been forced to flee their homes to escape the adverse effects of the odorless gas. What's worse is that they have no idea when they will be able to return....

At the stroke of midnight on December 31, cities around the world welcomed the new year with elaborate fireworks shows. Here are some of 2016's most spectacular displays. So cuddle up with a warm blanket and a cup of hot chocolate and enjoy the shows!...

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All hotels renovate periodically. However very few do it as frequently as Sweden's ICEHOTEL. As the name indicates the hotel that is located in the remote village of Jukkasjärvi is constructed entirely from ice and therefore, has to be rebuilt annually!...

Two weeks ago, representatives from 196 countries arrived in Paris to resolve one of the world's most pressing problems — Climate change. On Saturday, December 12th, the group emerged victorious with the first-ever global accord in the fight against global warming — One that U.S. President Obama hailed as the "turning point for the world" and the "best chance to save the one planet we've got."...