Two scientists set out to create a song that was scientifically proven to make babies happy.
Find out everything there is to know about babies and stay updated on the latest news with comprehensive articles, interactive features and baby pictures at LiveScience.com. Learn more about babies as they grow.
Babies whose mothers are obese may be biologically "older" than babies whose mothers are a normal weight.
On Sept. 28, the Columbus Zoo and Aquarium welcomed a new addition: a male western lowland gorilla, born at 1:18 a.m. ET.
Twin boys who were born joined at the head are now successfully separated after they underwent a rare surgery that took more than 20 hours.
Smoking marijuana during pregnancy doesn't appear to increase the risk of preterm birth or other harmful birth outcomes, a new review study suggests.
A baby in Brazil who became infected with Zika in the womb still had the virus in his body for months after he was born, according to a new report of the case.
More than 360,000 children ages 5 or younger went to the ER for stroller- or carrier-related injuries from 1990 to 2010, a new study finds.
A small number of babies infected with Zika virus in the womb have developed a rare birth defect involving muscle weakness and stiff joints.
A city in Japan says it will pay for egg freezing as a way to improve the country's low birth rate. But the procedure is not a perfect solution.
Babies who not comforted immediately when they cry may learn better sleep habits in the long run, a new study finds.
Interactions with parents really do help babies learn to pay attention, a new study finds. Here's how it may work.
Even babies will "do business" with the bad guy if the price is right. At least that's what a duo of psychologists has found in a lab study of little ones as young as 12 months.