Category: Articles

What is causing the dead zone in the Gulf of Mexico? The dead zone is caused by nutrient enrichment from the Mississippi River, particularly nitrogen and phosphorous. Nitrogen and phosphorous enter the river through upstream runoff of fertilizers, soil erosion, animal wastes, and sewage. What might cause each identified condition to fluctuate over the seasons? […]

How is obesity linked to heart disease? Obesity and overweight are also linked to hypertension and an enlarged left ventricle (left ventricular hypertrophy), increasing risk for heart failure. In addition, overweight and obesity can be related to some cancers, gallbladder disease and osteoarthritis. What is the relationship between obesity and disease? Obesity is a significant […]

What does Ichabod Crane symbolize in The Legend of Sleepy Hollow? Ichabod Crane is a greedy man who is looking to rise in society, and his interest in Katrina is more than romantic. It is mercenary. Her “ornaments of pure yellow gold” are symbolic of how much he will gain if he is able to […]

Can a horse and zebra reproduce? Horses and zebras can reproduce, and whether the result is a zorse or a hebra depends on the parents. It’s an unusual pairing usually requiring human help. Other zebra hybrids include the zonkey. Properly imprinted, equine hybrids can be trained like other domestic donkeys and horses. Do zebras mate […]

How much did Red Rum weigh? Ridden by Tommy Stack and carrying 162 pounds, Red Rum won by an astonishing 25 lengths. His owner, Noel Le Mare, won $193,800 by his horse’s three triumphs. Red Rum was retired from racing in 1978. He died in 1995. Was Red Rum put down? Red Rum returned to […]

Can high blood pressure make your left arm hurt? When enough plaque builds up, or a clump of it comes loose, to completely block an artery to your heart, it can cause a heart attack. The blockage starves the heart muscle of oxygen and nutrients. That can hurt or destroy it. You usually feel pressure […]

What is the national ID of Kenya? In Kenya, to secure a biometric identification number — known as a Huduma Namba, or “service number” in Swahili — adults must provide a national identity card, while birth certificates are required for those under 18. How do I track my Nin with tracking ID? You can dial […]

Can you get into the Nike employee store with the pass in the Nike app? Can I use the Nike Friends & Family Pass at standard Nike or Converse retail locations? No, the Nike Friends & Family Pass is good only at factory and clearance stores. How much cheaper is the Nike employee store? The […]

Does the vent need to be open on a gas fireplace? You need to leave your chimney’s damper partially open to vent the carbon monoxide that the gas fire produces, so much of the heat generated by a vented gas log set goes up the chimney. The damper should always be fully open before lighting […]

What did Dolley Madison saved in the War of 1812? On this day in 1814, first lady Dolley Madison saves a portrait of George Washington from being looted by British troops during the War of 1812. The next day, Dolley and a few servants scanned the horizon with spyglasses waiting for either Madison or the […]