Articles with 600-800 Words

Despite technological advances in fuel and engine efficiencies, vehicles remain high on the list of polluters. In the U.S alone, carbon emissions from gas-powered cars and other vehicles account for about 27% of our total greenhouse-gas output annually. The 'World Solar Challenge' hopes to change that some day with cars fueled by the biggest, cleanest, and cheapest, source of energy - The sun!...

It is Friday the 13th! Though that fact may be of no significance to you, many consider the combination unlucky. While most years we encounter this dreaded day just once or twice, this year we have had to suffer through it three times....

India is known for a myriad of colorful festivals. However, very few are as joyous as Diwali or Deepavali (row of lighted lamps). Also called the Festival of Lights, the ancient holiday that extends across many cultures and beliefs is celebrated for five days and is one of the most anticipated and eagerly awaited of all Indian celebrations....

While world population continues to increase, our freshwater supplies appear to have stagnated and in some cases even trickled to a halt. Residents all the way from California to Brazil are battling multi-year droughts. Earlier this year, some citizens of Sao Paola were so desperate that they drilled through basements and parking lots to try access groundwater. Experts estimate that there are currently a billion people in the world that lack clean drinking water....

An invisibility cloak might be easy to come by if you are a young wizard like Harry Potter, but developing such a device for the real world has proven to be a challenging task for scientists. Over the years, there have been numerous attempts. While each version has been slightly better than the previous one, none has come even close to the original 'created' by J.K. Rowling....

On October 3rd, East Coast residents were relieved to hear that Hurricane Joaquin which had been hurtling towards the U.S., was no longer a threat. According to meteorologists, the hurricane that was weakened to a category 3 after battering the Bahamas, would likely remain out to sea instead of ramming into the coastline as had been previously thought....

On August 3rd, 1492 Italian explorer Christopher Columbus set sail from Palos de la Frontera, Spain, to seek out a western sea route to China and India. However, the explorer and his crew never made it to the gold and spice islands of Asia. Instead, about two months later, on October 12th, they landed on a small island in the modern-day Bahamas that Columbus claimed for Spain and named San Salvador....

Thanks to its carved topography, researchers have always suspected that Mars was once home to several rivers, lakes, and perhaps even oceans. There has even been some speculation about the existence of frozen water deep beneath the ground. However, finding evidence of liquid water in the present day, has been a little elusive. That is why NASA's September 28th announcement that confirmed the detection of liquid brine on the Red Planet caused so much excitement....

Mention wasps and you are bound to hear exasperated tales of picnic sabotages and painful stings. But as it turns out, humans have it relatively easy, at least compared to some poor spiders that the wasps turn into web-weaving zombie slaves....