Science Updates

  • Appendix Purpose

    Appendix Purpose 

    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.

  • Dinosaur-Killing Asteroid

    Dinosaur-Killing Asteroid 

    Scientists have identified the event that probably created the asteroid that killed the dinosaurs. This Science Update takes a closer look at the research.

  • Apes vs. Toddlers

    Apes vs. Toddlers 

    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.

  • Perfect Pitch

    Perfect Pitch 

    In this Science Update, learn how a Web-based, perfect pitch test reveals new details about musical ability.

  • Opinion Repetition

    Opinion Repetition 

    In this Science Update, learn why hearing one person repeat the same opinion is surprisingly influential.

  • Checkers Solved

    Checkers Solved 

    This Science Update explores how after eighteen years of work, scientists have designed an unbeatable checkers computer.

  • Talkative Men

    Talkative Men 

    It is a common belief that women are more talkative than men, but according to recent research, that theory isn't true.

  • Ancient Mexican Food

    Ancient Mexican Food 

    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.

  • Plant Kin Help

    Plant Kin Help 

    In this Science Update, learn why plants are more generous to kin than strangers.

  • Anti-Asthma Bug

    Anti-Asthma Bug 

    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 Emissions

    Carbon Emissions 

    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.

  • Brain Sniff Test

    Brain Sniff Test 

    This Science Update explores how a simple sniff test may help doctors pick up the scent of debilitating brain diseases.

  • Mountain Rain

    Mountain Rain 

    This Science Update explores why pollution from cities could dry out nearby mountains.

  • Fab@home


    This Science Update explains how fabricators, devices like inkjet printers, can generate 3-D objects.

  • Seeing Red

    Seeing Red 

    In this Science Update, find out if the color red actually set you up for failure.

  • Thinnest Material

    Thinnest Material 

    In this Science Update, learn about the world's thinnest material was created using nanotechnology.

What Are

Science Updates?

Science Updates are 60-second radio programs presenting current science research, which we explore in a student-friendly way.