The Pan American Health Organization (PAHO) recently declared that the Region of the Americas (which includes 48 member countries and territories in North, Central, and South America) is the first in the world to completely eliminate the measles virus. The eradication of the measles virus was the culmination of a 22-year effort focused on vaccinating populations against measles, mumps, and rubella. [Read more…]
As senses go, touch might be the least understood. While touch-associated maladies do exist, we don’t often read about sufferers from them. A team of researchers at the Scripps Research Institute spent decades looking into how organisms perceive changes in temperature and pressure. [Read more…]
It’s pitch black outside, but you can hear a bird trilling its little heart out. Why would a bird start singing before the sun rises? Doesn’t it know you’re still trying to get a little shuteye before the day begins? Scientists at Canada’s University of Lethbridge think they might have found the answer. [Read more…]
As winter turns to spring, syrup producers turn their eye to the weather forecast. They are in search of the perfect conditions to begin tapping sugar maple trees for sap. Have you ever wondered how sap from a maple tree is turned into a delicious topping for pancakes and waffles? [Read more…]
In cartoons, a sawfish could find itself being unwittingly plucked from the water to serve as a handy tool for any number of purposes. In reality, the long, sharp-toothed snouts of these shark relatives are found to be something much more than an appendage reminiscent of a handsaw. [Read more…]
When a “strange and mysterious” object washed ashore on a public beach in Wellington, New Zealand, rumors began to spread that it was ambergris. Soon after, fortune hunters arrived and tore the mysterious substance apart with shovels, collecting pieces in plastic bags. [Read more…]
You are likely quite familiar with the sound of birds singing. You might have also heard the sounds of frogs singing a chorus around a pond or lake. But did you know that some mice sing too? What is the reason behind this unusual behavior? [Read more…]
When it comes to the taste of cilantro in a spicy bowl of soup or wrapped up in a burrito, where do you stand? Do you find its taste refreshing? Or does it seem like you’re eating a mouthful of soap? This seemingly-benign herb elicits a love-hate relationship for many people. New research indicates that your genes may dictate your initial reaction to the flavor of this green herb.
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.