Cannabis drug tests measure tetrahydrocannabinol (THC) and its metabolites, which can stay in your body long after the “high” fades. Detection ranges from hours in blood or saliva to weeks or months ...

For many professors, grading student work is the least enjoyable part of their jobs. “None of us get into teaching to grade,” says Renée Link, a professor of teaching in the Chemistry Department at ...

Billionaires are using their money to buy politicians, control governments, and shape the news. Together, we can reclaim our power and build a more equal future. Every signature unlocks $1 to help ...