From sodas to health shakes, people are drinking more calories than ever before. In this Science Update, hear how this increase may be linked to obesity.
With millions of Americans following low-carb, low-sugar diets, artificial sweeteners are more popular than ever. You will learn in this Science Update, however, about new research that suggests that these sugar substitutes may actually promote overeating in the long term.
Researchers are trying to develop a silent communication system using the nerve signals that tell your throat and tongue to form words.
In this Science Update we learn how researchers are using leftover material—wastewater—as a way to generate electricity.
Learn why people who survive terrifying situations may actually have surprisingly unreliable memories of who or what caused them.
Recently, designer mutts like the Labradoodle—a cross between a Labarador retriever and a poodle—have become popular. This Science Update explores whether or not some kinds of dogs are just too different to make puppies.
In this Science Update, find out why, to be a true champion, a prizefighter should really try to "punch like a mantis shrimp."
One of the biggest environmental worries is global warming, which is caused by greenhouse gases like carbon dioxide. In this Science Update, you'll hear how dirt might help fight it.
We all use our noses to make quick judgments from time to time—whether it's checking to see if the milk's still good, or if a shirt needs to go in the wash. This Science Update discusses how doctors are developing a kind of sniff test to screen for diseases.
In this Science Update, learn about the unintended consequences of military invasions on a region's natural environment.
Studying small earthquakes earthquakes in gold mines can help scientists learn more about major earthquakes.
Cicadas spend years underground and come out once in a blue moon for a frenzy of activity. But certain broods, like the one that emerged in 2004, come out like clockwork every 13 or 17 years. In this Science Update, you'll hear what's so special about these numbers.
Every 13 or 17 years, some parts of the country are on cicada watch. They're waiting for billions of the thumb-sized insects to crawl out of the ground, create an incredible racket with their calls, and then die after successfully mating. One Science Update listener asked how the bugs know when to finally come out.
In this Science Update, hear how research on thought-controlled robotics could help people with paralysis.
If you look at drawings of people and their dogs, you'll notice they're often drawn alike: for instance, saggy-faced bulldogs with saggy-faced old men. This Science Updates explores if this stereotype really true.
This Science Update explains why your ears pop on an airplane trip.
Researchers suggest that language is not only universal among humans, but also has universal properties that are unique to the language of human beings
This Science Update takes a look at why you might keep your hands busy when you're stressed.
Why can you feel cold even when you're sitting in a warm room? Scientists may have discovered the answer.
In this Science Update, find out why some kinds of communication are more trustworthy than others.