Why Don't Tomatoes and Fruits Rot When They're Sun-Dried?

They get a little help from preservatives.

Old but Not Lethal

Why raw eggs in aged eggnog won’t make you sick

Does Gum Really Take Seven Years to Digest?

It sounds like a digestive impossibility.

What's the Difference Between Bittersweet and Semisweet Chocolate?

They’re just labels.

How Does Packaged Guacamole Stay Green?

You have to tame a certain enzyme.

Will Mayonnaise Give Me Food Poisoning?

Warning! Potentially massive picnic hazard.

Why Do You Need a Nonreactive Bowl for Some Recipes?

It’s a matter of flavor and color.

Secrets of the Chip Aisle

The differences between “kettle-cooked” and standard potato chips; olestra and MSG.

Where Does Canola Oil Come From?

The origins of the controversy-plagued oil.

Will It Save My Life?

CHOW reveals just how good for you superfoods really are.

Can You Get Mad Cow Disease from Eating Bone Marrow?

That should be the least of your worries.

What to Do with Plain Yogurt

Drink it, make cheese with it, cook with it instead of sour cream or buttermilk.

How Do They Remove the Caffeine from Coffee?

There are more ways than one.

Venial Vegetable Trickery

This week’s mission: a snack mix with Cheerios, and frozen vegetables with health claims.

Hangover Helpers

You can fix the headache and wooziness, but you can’t take back what you said to your Aunt Mavis.