Health & Safety

In China, parents are angry after reports that hundreds of thousands of children throughout the country have likely been injected with faulty vaccines.

The engineer views a landfill as a living ecosystem, and the plastic that clogs it as a serious threat that crowds out life and never goes away. Can we eliminate the waste before it smothers us?

Clothing factories in India can get pretty hot. How does that affect worker productivity? Researchers looked to the lights and gained an unexpected insight.

Scientists are taking a second look at the idea that hormone replacement therapy could reduce a woman's risk of dementia. New research suggests the key may be in giving it at the right time.

When you go to the doctor in pain, you'll probably be asked to rate your discomfort on a scale of 0 to 10. But doctors say there may be a better way to assess pain.