Septic tank waste disposal systems have a delicate equilibrium that helps to break down solid waste, while releasing effluent ...

The brain has a waste-disposal system that clears away junk proteins that contribute to the development of dementia and Alzheimer's disease, a new study finds. Advanced imaging scans have revealed ...

California environmental regulators are considering rolling back the state's hazardous waste disposal rules, potentially permitting some municipal landfills to accept more contaminated soil from ...