Thirdhand smoke can damage epithelial cells in the respiratory system by stressing cells and causing them to fight for survival, a research team led by scientists at the University of California, Riverside, has found.

Almost 300,000 people worldwide develop malignant melanoma each year. 

Many patients, especially those who are anesthetized or emotionally challenged, cannot communicate precisely about their pain.

A surprising number of students eating in university dining halls have been helping themselves to servings of tuna well beyond the amounts recommended to avoid consuming too much mercury, a toxic heavy metal.

Policies to improve air quality in the UK over the past 40 years have led to significant reductions in air pollution and associated mortality rates, a new study has found.

Scientists have finally found malaria’s Achilles’ heel, a neurotoxin that isn’t harmful to any living thing except Anopheles mosquitoes that spread malaria.

Bottles of beer, wine and spirits contain potentially harmful levels of toxic elements, such as lead and cadmium, in their enamelled decorations, a new study shows.

MIT chemical engineers have devised a new way to create very tiny droplets of one liquid suspended within another liquid, known as nanoemulsions.

Yale researchers have discovered how metastasis, the spread of cancer cells throughout the body, is triggered on the molecular level, and have developed a tool with the potential to detect those triggers in patients with certain cancers.

When medical devices are implanted in the body, the immune system often attacks them, producing scar tissue around the device.