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Why do batteries seem to go dead and then come back to life if you let them rest? Learn about dead batteries and battery life.

Jerry Rice set many records in his 20 seasons of playing football and is considered the greatest receiver of all time. Learn about Jerry Rice.

Blood sugar monitoring is a vital part of managing diabetes and the key to successful diabetes care. Learn more about blood sugar and diabetes.

Delphinium, or larkspur, is a type of perennial flower. Learn about growing, propagating, and using delphinium, larkspur.

Oral glucose tolerance test measures your glucose levels. Learn more about the oral glucose tolerance test from Discovery Health.

The first commercial jetliners had square windows. So why did engineers change the design to the rounded windows we know today?

The type of music you like isn't all about age and culture - it's about personality, too. Learn more at HowStuffWorks Now.

Don't know your cake flour from all-purpose? The difference is subtle but the end result is huge.

You know that an apple a day keeps the doctor away, but what's your IQ on the lesser-known fruits (and veggies) of the world?

Australia's western coast boasts such pink wonders. But what gives these lakes their pink hue?

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