Articles for Grade 7

Always wanted to experience what it would be like to live in a gravity-free world? Then you may want to check out the 'Mystery Spot' - a nondescript barn located in the redwood forests that lie on the outskirts of the picturesque city of in California. That's because short of flying, you will be able to experience almost everything astronauts do, without ever leaving earth....

Most artists aspire to create masterpieces that can be admired and collected by the elite few, who can afford them - not Gregory Kloehn. He focuses on art that can be lived in, by people who have no homes to call their own. The best part is, that each structure is built from recycled materials that the artist finds inside dumpsters....

A team of paleontologists in South America recently announced that they have found the remains of what may be the biggest dinosaur found yet. According to their estimates, the unnamed giant, a new species of the Titanosaur, weighed at least 77 tons, stood 65-feet high and measured 130-feet long, from head to tail. In contrast, the previous record holder, the Argentinosaurus, which stood a slightly taller 70-feet, is believed to have weighed just 70 tons and measured 115-feet in length....

Scientists have often pondered over how the eight-armed octopus avoids getting tangled around itself. This mystery was particularly perplexing given that each tentacle is lined with hundreds of suckers that are strong enough to stick to almost anything. Also, unlike animals with rigid skeletons, the mollusks have no idea where their arms are at any given moment....

One of the most popular ways to demonstrate this year's severe US winter appeared to be tossing out a glass of boiling water and watching it freeze instantly, in mid-air. Of course, the reason the fun experiment impressed viewers is because nobody expects boiling water to turn to ice that quickly. Turns out that contrary to intuitive thinking, it actually solidifies faster than cold water! Why? That's a mystery still waiting to be solved....

Every year, global energy and petrochemical company Royal Dutch Shell challenges high school and university students to design, build and test energy efficient vehicles. Created to spark debate about the future of mobility and inspire young engineers, the Shell Eco-Marathon begins in the Americas, before moving to Europe and then finally Asia. This year's Americas event which took place in Texas from April 24th-27th, 2014 attracted 121 teams from all across the continent....

This post is sponsored by Quirk Books, publisher of the Nick & Tesla Series. We have all enjoyed the first two 'electrifying' adventures of Nick and Tesla, the 11-year old fraternal twins who live with their Uncle Newt, an eccentric but brilliant scientist. With today's unveiling of their third adventure: Nick And Tesla's Secret Agent Gadget Battle, we thought it was time to sit down with Science Bob, one of the masterminds behind this fun series and get him to reveal some insights about the book series and what lies ahead for the young scientists. Curious? Read on . . ....

If you have ever had to decide on an outcome with a friend, chances are you have done it by playing rock-paper-scissors, the fun hand game where players simultaneously form one of the three shapes with an outstretched hand. Like most people, you probably thought that the game is designed for a random outcome, one in which neither player has an advantage. Turns out you were wrong. According to scientists from China's Zhejiang University, there is a method to this madness - one that can be easily mastered so that you never lose a rock-paper-scissors duel again....

While most scientists are focused on creating vaccines for life threatening mosquito-borne diseases like dengue fever and malaria, British biotech firm Oxitec is taking a unique approach. They want to nip the problem in the bud or should we say larva, by killing the dengue-carrying mosquitos with the help of genetically modified laboratory versions....