Research shows that burning hydrogen-blended gas into older appliances not designed for it can increase emissions of nitrogen ...

Residents ‘left out’ of debate over controversial plan to pump ‘gas blend’ into homes - One expert called it ‘an absurd ...

New options for testing and treating some of the most common sexually transmitted diseases are becoming available.

Though an antiretroviral medication called PrEP provides near-perfect protection against HIV, patients must often surmount ...