US records more deaths from drug, alcohol overdoses than car accidents
Paris being hit by the longest and most intense winter pollution peak in 10 years, according French air quality watchdog
A third of the world's polar bears will disappear in next 40 years
Students in a private Australian high school have recreated a malaria drug in the school laboratory
2 studies claim psilocybin, outlawed by federal government, could significantly improve patients’ mood
Global crises changing nature of hotel industry, expert warns Mediterranean Week of Economic Leaders conference
Fighting climate change means different things in different cities, as this snapshot illustrates:
The Paris deal, now in force, calls for capping global warming at two degrees Celsius (3.6 degrees Fahrenheit) above pre-industrial levels, and at 1.5 C (2.7 F) if possible.
British MPs voted in February to allow the creation of in-vitro fertilisation (IVF) babies with DNA from three people.
The H5N6 virus was first confirmed on November 18 at a farm in central South Korea and it has since spread to farms around the country, with the total number of cases now standing at 46.
It is one of the biggest clinical trials involving the disease ever undertaken and has revived hopes in the scientific community of a breakthrough in the battle against AIDS.
Nuclear energy: who's advancing and who's retreating
A killer bird flu that is sweeping Europe has forced Sweden to cull more than 200,000 chickens
Study finds blood of old mice makes young mice feeble; scientists hope to discover more in human trials soon
Drug overdoses are now killing more Americans than car crashes, putting the sheer scale of the crisis into perspective.
The idea of clean air, potable water and healthy food free from heavy metals, pesticides, and other pollutants as a human right emerged in the mid-1970s.
60 percent of all Kenyans have never been tested for disease, says report
Cases have spiked nationwide in November
Average temperatures for the year were set to hit about 1.2 Celsius (2.16 degrees Fahrenheit) over pre-Industrial Revolution levels -- meaning that 16 of the 17 hottest years on record were this century, said the UN's World Meteorological Organization (WMO).
Tonight, the moon will be at its closest point to the Earth in 68 years with special viewing events held by astronomy groups
The German climate plan now calls for the industrial sector to cut its CO2 emissions by only 20 pct by 2030 compared to 2014, according to the document.