Study finds nicotine and alcohol knock time off sleep, but caffeine appears to have no effect.
A hefty slice of global greenhouse gas emissions come from the burps and farts of livestock. Can tinkering with the microbes in their guts help to save the planet from climate change?
The Chesterfield County Health Department said it has confirmed four more cases of the Legionella bacteria at sites in the northeastern part of the county.
State officials say the danger of Eastern equine encephalitis being spread by mosquitoes has gotten so high in a section of Southeastern Massachusetts that aerial insecticide spraying is necessary.