How do we walk? How do horses gallop? How do spiders (water striders) walk on water? How does the human body survive bungee jumping? How does a judo kick or a karate chop defeat an …

Check out a profile of a surgeon and the latest techniques in surgery. Would you want to do this job? Plus, robotic surgery, bionic parts, plastic surgery, and a case stu …

Air pollution doesn't respect city, state, or even national boundaries. Generated for the most part in the industrial and urban areas of the world, dirty air travels across state l …

Sounds appealing, but would you really want to? Could life get pretty boring after 200 years? Some say that maybe the great grandchildren of our readers will be the first to find o …

Determine your destiny in this edition that discusses how long people are able to live and if there is a secret to staying young. What was the life of a 2000-year-old man like? Car …

Features to include: echoes, how the ear works, vibrating strings, bird songs, how animals use sound and hear, sound in water, animal ears (elephants, rabbits, etc.), feeling your …

Food is a top priority with most kids. But eating for good health is a lot more complicated than it used to be. This issue will focus on cutting-edge discoveries about the role of …

How animals find food and how parents deliver food to their infants is the subject of this delicious edition. Learn about the eating habits of creatures from insects and lizards to …

Are teens really depressed? Why do we laugh? Why do we cry? Natural brain chemicals and what they do. Fears/phobias. The effects of drugs. Can you die of a "broken heart"?

Learn about children who are growing their own food, the importance of dirt, and other interesting - and sometimes surprising - facts about food. Try your hand at a supermarket sc …

Features include: The Mysterious Case of the Broad Street Pump, Can We Be Too Clean?, Take Your Medicine, Ouch!, The Dreaded School Physical.

Cows, dairy farming, other sources of milk, nutrition, antibiotics and milk, whey protein.

Features include: Click and the Kids, Slurp, Swallow, Chew, Food at Work, Poop Detectives, Eating in Space, Yo Wants to Know, Elsa's Pet

Get the inside scoop on the remarkable systems inside the human body and discover how they work in this issue of Click that includes features about skin, bones, and everything in b …

Features include:Mysteries of Inner Space, Bone Shadows, An Inside Look, Girnd, Gulp, and Gurgle!

The common cold is a puzzle that’s a long way from being solved and Muse devotes much of this issue to scientists’ attempts to figure it out. The Lost History of the Sword and a Gu …

Exploring the issues surrounding food: how and why we eat what we eat, world food issues, and what the future holds.

Can animals remember?, memory as time travel, memory and grades, memory and genius, when you can't remember (amnesia and other disorders), mechanisms of memory, first memories, dig …

Bacteria, viruses, fungi and protozoa, oh my! Ask answers questions about how to keep these tiny troublemakers from getting inside us and what it takes to fend them off. Read about …

Bird Flu and Other Killer Microbes. How they are evolving and how we can defend ourselves against them.

Bug eyes, hunting eyes, underwater eyes. The eyes have it in this spectacular issue that includes a clear explanation of how our eyes work and what life is like for the blind. A po …

Features include: The Broad Street Pump, Maria Sibylla Merian: Drawing from Life, What Hath Harry Wrought?

Polished, brown or basmati. Wild, white, long-grained, or glutinous, this popular grain is enjoyed by billions world wide. Follow the process of cultivating rice from plantations a …

Salt is everywhere. You may not pay attention to this grainy white substance sprinkled on your fries or pretzels, but without salt, you would not be alive today. This issue of APPL …

What is noise? How do we hear it? What is silence? Does it exist? Animals that scream. A look at the bleeps, beeps, and buzzes of a modern world, as well as the noises of the natur …

Germs, vaccines, and visits to the doctor are sensitively explained with stories and articles in a reassuring way. Wonder why you must take medicine, or have your appendix removed? …

It's an amazing multi-function organ. It keeps us together, regulates our body temperature, and is our first line of defense against disease. It's an incredible sensory organ too. …

Features include: Under Your Skin, Balck and White Photos, The Bias Hunters, Zebra-Fish Stripes, It's All About the Vitamins, Zebra Stripes, Are You Prejudiced?, Multicultural Bett …

What does our brain do while we sleep and dream? What is sleep-related learning? Sleep deprivation and its effects; the dreamy role of acetylcholine; diagnosing disease from dreams …

This issue will sniff out the science of smell and the wonders of biochemical perception. The nose could be the pheromonal mechanism triggering the areas of the brain affecting awa …

Get a grasp on what’s fantasy and what’s real in self-esteem theory in this highly regarded issue. Learn about the adventures of painter Alexander Wilson as he tangles with an ivor …

BodyWorld and the process of plastination, human decay and what to do about it (mummies, etc.) cadaver dissection, impact tolerance on the human body, brain death, organ donations, …

Our readers have seen Survivor on TV, but in this issue they'll meet some real survivors. The human body is tough and can endure unthinkable hardships. Through real-life stories we …

Some scientists say there is an epidemic of obesity, high cholesterol, and even diabetes among teenagers and even younger kids. Yet some teen girls strive to be super thin, resorti …

It's all a matter of taste in this savory edition that includes instructions on how to host a Roman banquet and make dates with almonds and honey. Whether you're a medium taster or …