LOS ANGELES - With July 4 approaching, many Angelenos are making beach plans even as ash and debris from January's wildfires raise safety questions. Officials say the beaches are safe if visitors take ...

Scientists have discovered that certain species of microbe found in the human gut can absorb PFAS - the toxic and long-lasting ‘forever chemicals.’ They say ...

PFAS have been linked with a range of health issues including decreased fertility, developmental delays in children, and a ...

Anaerobic bacteria were among the first life forms on Earth and existed at a time when there was no oxygen in the atmosphere.