The appendix is a two-to-four-inch-long, finger-like tube that dangles from the junction of the small and large intestine. For the past century or so, the appendix has seemed like nothing but trouble—at least in industrialized countries. You can learn why in this Science Update.
In this Science Update, learn how a nonstick chewing gum could reduce litter and household messes.
A little electricity may dramatically speed up the healing of skin wounds.
Restaurant chains advertising healthful food may actually encourage overeating.
Scientists have identified the event that probably created the asteroid that killed the dinosaurs. This Science Update takes a closer look at the research.
Have you ever wondered why humans have created complex societies and technologies that no other animal species has even approached? This Science Update looks at social cognition, which is thinking based on interactions with others, and how it sets humans apart from other animal species.
In this Science Update, learn how a Web-based, perfect pitch test reveals new details about musical ability.
In this Science Update, learn why hearing one person repeat the same opinion is surprisingly influential.
This Science Update explores how after eighteen years of work, scientists have designed an unbeatable checkers computer.
It is a common belief that women are more talkative than men, but according to recent research, that theory isn't true.
In this Science Update, you can examine how Mexican food may be one of the world's oldest surviving cuisines, and its basic elements may be traced back thousands of years.
In this Science Update, learn why plants are more generous to kin than strangers.
Asthma and allergies, especially in children, have steadily increased over the last several decades, and the increase can't be explained just by better reporting and more accurate diagnoses. You'll learn more about this phenomenon in this Science Update.
Carbon gases are prime culprits in global warming. One study suggests we're making even more of them than we thought. You can learn why in this Science Update.
This Science Update explores how a simple sniff test may help doctors pick up the scent of debilitating brain diseases.
This Science Update explores why pollution from cities could dry out nearby mountains.
This Science Update explains how fabricators, devices like inkjet printers, can generate 3-D objects.
In this Science Update, find out if the color red actually set you up for failure.
In this Science Update, learn about the world's thinnest material was created using nanotechnology.
This Science Update looks at a cases of symbiosis that involves three organisms.