Ustekinumab injections every 3 months a more convenient regimen than current therapies.

Prevention is as important as intervention, specialists say.

After hospital, they're twice as likely to be injured, so prevention strategies are key.

Humanity was genetically divided for as much as 100,000 years, according to new findings. Climate change, reduction in populations and harsh conditions may have caused and maintained the separation.

A chemical reaction in genes that control breast cancer provides a molecular clock that could one day help researchers more accurately determine a woman's risk for developing breast cancer and provide a new approach for treatment.

Archaeologists show that Ferdinand Magellan's historic circumnavigation of the globe was likely influenced in large part by unusual weather conditions -- including what we now know as El Niño -- which eased his passage across the Pacific Ocean, but ultimately led him over a thousand miles from his intended destination.