He discovered that seeds or spores could grow if the seed could develop in a special preparation.

VOA: special.2010.04.06

Mister Kao discovered how to transmit,or send,light signals over long distances through optical glass fibers.

VOA: special.2009.12.08

Researchers discovered that people whose brains have higher levels of leptin are less likely to suffer from Alzheimer's or other forms of dementia.

VOA: standard.2009.12.30

"We discovered 150 or so genetic markers that can highly predict whether or not a person has the genetic propensity to live to extreme old age."

VOA: standard.2010.07.14