Surgeons performed successful transplants of hearts that had stopped beating for 20 minutes.
Reached landmark deal to cut greenhouse gas emissions by 40% by 2030, compared with 1990 levels.
A study done shows that one or two drinks a day can help with memory in older people.
Meeting in Geneva will also examine screening measures for the disease at borders.
The 1934 drought was one of the most catastrophic droughts on record in North America.
Scientists say that between 1901 and 2010, living things absorbed 16% more of the gas than previously thought.
Antarctic sea ice has reached 20 million square kilometers for the first time since records began in 1979.
A total lunar eclipse will be visible across much of the Americas and Asia.
A panel recommends that cannabis-laced food that is attractive to children be banned.
The smoking cessation drug will maintain its black label warning.
Eating yogurt can help pregnant women and children from contracting toxins in metals.
The CDC has warned that 9 out of 10 U.S. children are consuming high levels of sodium.
Google has begun testing a function that would connect users searching medical symptoms with healthcare professionals.
Pioneering therapy involved transplanting cells from patient's nasal cavity into his spinal cord.
In a $1 billion deal, the two companies will develop cancer immunotherapy.
The World Health Organization declared Nigeria Ebola free on Monday after a 42 day period with no new cases.
It took humans 5,000 years after farming was introduced to digest milk.
There are nearly 500,000 more cases of tuberculosis present on a global scale than previously thought.
Ice has been spotted in shadowed craters on Mercury's surface.
A study has looked at the makeup of the marsupial ancestors of kangaroos.