Desiree Unselt

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Lions Approach Extinction in West Africa

New study paints dire picture and outlines conservation needs.<p>Lions may soon disappear entirely from West Africa unless conservation efforts improve, a new study predicts.<p>The study, published January 8 in the peer-reviewed scientific journal <i>PLOS ONE</i>, presents "sobering results" of a survey that …

King Tut's Mummified Penis Hints at Political Struggle?

The king's burial as god of the afterlife reflects ancient turmoil, study says.<p>He's ancient Egypt's most famous pharaoh. The discovery of King Tut's treasure-filled tomb in 1922 made him an international sensation and a subject of continuing study and analysis.<p>Most recently, mummy expert Salima …

Talking To Babies In Their Own Language

Here’s an experiment you may have seen in real life: take a college-educated professional and put them in front of a cooing baby. All of a sudden, their erudite language turns to mush as they try to communicate with an infant.<p>Infant-directed speech, also known as motherese (or parentese for gender …

Y chromosome is not doomed to shrivel away to nothing, say researchers

Reports of the coming death of the male sex chromosome are greatly exaggerated, say scientists, whose work will raise a collective cheer from at least half the population. The fate of the Y chromosome, which carries the genetic switch that sends a developing embryo down the route to maleness, has …

DNA sequencer raises doctors' hopes for personalized medicine

The device could accelerate the use of genetic information in everyday medical care, physicians hope, improving diagnoses and treatments.<p>January 03, 2014|By Melissa Healy<p>Among the many stents, surgical clamps, pumps and other medical devices that have recently come before the Food and Drug …

What Are The Most Lactose Intolerant Places In The World? [Infographic]

Whether you can digest milk comfortably after childhood is a genetic fluke. For many people, the ability to produce lactase--the enzyme that allows the body to break down lactase, the sugar in milk--disappears after childhood, when we no longer need to survive on our mother's milk.<p>Lactase …

Costa Rica pushes to close public zoos, return some caged animals to the wild

Costa Rica's two public zoos may be closing next year as officials attempt to build a new, cage-free environment. Environment Minister Rene Castro says that due to "a change of environmental conscience" in Costa Rica, the Simon Bolivar Zoo will become a botanical garden with no captive animals. …