An experiment to simulate the conditions of growing crops on Mars has yielded 10 different species, including peas, tomatoes, rocket and radish.

A ground-breaking technique that hunts out cancer cells using the patient's own immune system has been hailed as a revolutionary way to treat or even cure cancer.

A new scientific study released Thursday has delivered yet another burst of bad news about Greenland — the vast northern ice sheet that contains 20 feet of potential sea level rise.

Researchers have found that electronic cigarettes contained one million times more cancer-causing substances than outdoor air.

The Peruvian government declared a state of emergency in Morona, a district in the Amazonian region of Loreto, due to environmental damage caused by an oil spill from the country's main pipe line.

Sexual transmission of the dreaded Zika virus could be far more common than initially believed.

Bats' immunity helps them combat lethal diseases.Flickr Creative Commons/Michael Pennay

Smokers

Toxins from air pollution are contributing to the deaths of around 40,000 people a year in the UK, a landmark study has found.

Thousands of shipwrecks spanning more than 500 years of marine history are being used to better understand the health of deep-ocean eco-systems.