Globally, mothers are having fewer children. Yet despite this latest observed decline in birth rates, the number of twins and ...

Twins occur when two separate eggs are fertilized at the same time, or when a fertilized eggs splits into two. Multiple ...

Although very rare, hyper-ovulation may also lead to natural conception of what are ... We may see fewer babies being born over time—but with an increase in the percentage of multiple births.

All Tammarisk Lyman had to do to get her kids back from the state of Kansas, her lawyer repeatedly told her in emails, was ...

On Jan. 3, a swell shark egg hatched at Shreveport Aquarium in Shreveport, Louisiana. The egg was discovered by aquarium staff in a female shark tank about eight months ago, but it may have remained ...

Yoko the swell shark was born in a habitat of all-female sharks who hadn't seen a male in years. The aquarium has two ...

Birmingham (UK), Jan 27 (The Conversation) Globally, mothers are having fewer children. Yet despite this latest observed decline in birth rates, the number of twins and triplets being born today is ...

A female swell shark gives birth to a pup without coming in contact with a male, and now scientists are wondering how this is ...

Apart from PM2.5, gases such as carbon monoxide can be dangerous, as can toxic compounds created from burning plastics and other non-natural ... chances of the baby being born early or underweight.

A SWELL shark egg has hatched a pup, despite being found in a tank with no males, stunned researchers at a Louisiana aquarium ...