Scientific knowledge is constantly changing as discoveries are made and theories are refined. Our knowledge of the human body is no different, as recently illustrated by a discovery made by researchers at the University of Virginia.
April 22 marks the 46th annual Earth Day celebration. Earth Day was originally established by Senator Gaylord Nelson in 1970 to bring environmental issues to the forefront of the national agenda. Until then, there were little to no legal or regulatory mechanisms to protect the environment.
The Zika virus made headlines earlier this year when the illness was connected to a significant rise in cases of microcephaly, a severe birth defect that affects brain and head development in infants. What is Zika virus? Where did it come from? Here are answers to some of the most frequently asked questions about the disease. [Read more…]
Do you listen to music or play an instrument? If so, research shows you’re giving your brain an excellent workout. [Read more…]
Though cute, at less than a millimeter in length, water bears aren’t exactly what you might call cuddly. Water bears are known for their ability to survive extreme conditions ranging from the depths of the oceans to the soaring heights of the Himalayas. Recent research indicates these tiny creatures have another unusual trait – nearly 20 percent of their DNA comes from other species. [Read more…]
The centerpiece of many Thanksgiving dinners in the United States is a roasted turkey. According to the United States Department of Agriculture (USDA), it is expected that over 240 million broad-breasted white turkeys–the standard turkey found in your local supermarket–will be raised in the United States. [Read more…]
Last summer, the Ebola outbreak in West Africa was all over the news. At the outbreak’s height, many health officials feared the disease would spread across the globe, and indeed individuals in the United States and Europe were diagnosed with the disease. However, cases outside of West Africa were kept isolated and a global outbreak of the disease was prevented.
Unmanned aerial vehicles (UAVs)—more familiarly known as drones—are quickly becoming a key piece of equipment for wildlife researchers. UAVs are safer, less costly, more efficient, and more precise than other, more traditional wildlife research methods. [Read more…]
In the United States, 40 percent of all food produced remains uneaten. Some of this food has spoiled, some of it was left in the fields to rot, and some of it never made it to market after being harvested. According to the United Nations Food and Agriculture Organization (FAO), Americans routinely throw away about 20 pounds of food per month, which equates to about $28-43 worth of food. In all, it is estimated that $165 billion are squandered each year when perfectly edible food goes uneaten. Why is there so much food waste? And what can you do about it?
In recent years, quinoa (pronounced “keen-wah”) has gained wide popularity around the world. The United Nations declared 2013 the “International Year of Quinoa” due to its highly nutritious qualities and ability to be grown in rather harsh conditions. However, as quinoa’s popularity has widened, ethical questions have arisen about the impact the increased harvest has both on the farmers who grow it and the environment in which it is grown. [Read more…]