A clutch of 28 dinosaur eggs found in the Qinglongshan fossil reserve in central China is about 86 million years old, according to scientists who used an “atomic clock” method to date the samples.

CHINA — A clutch of 28 dinosaur eggs found in the Qinglongshan fossil reserve in central China is about 86 million years old, according to scientists who used an "atomic clock" method to date the ...

Egg production has been the most important economic trait in poultry because of the desirable nutritional content of eggs in humans' diets. The primary source of revenue in egg production is from egg ...