Marijuana contains more than 500 active compounds. But most people focus on two: There’s cannabidiol, or CBD, which reduces inflammation. It tells your brain you’re hungry, and makes food smell and ...

The Trump administration is freezing, delaying and revoking funding for dementia research, setting back discoveries of ...

Scientists discovered two genes involved in hyperemesis gravidarum, a condition that can cause extreme nausea and vomiting ...

Researchers discover a new color outside the range of human color vision, but you have to laser your retinas to see it ...

The National Science Foundation, which funds key science and engineering research, is the latest U.S. agency to be disrupted ...

Robert F. Kennedy, Jr., head of the Department of Health and Human Services, struck an alarmist tone about new findings that ...

New evidence shows plant leaves absorb airborne microplastics, a previously overlooked route for the particles to enter crops ...

Rather than resurrect extinct species, cloning technology could save those at risk of dying out, like the red wolf, but only ...

Amid harsh cuts, the Trump administration has proposed canceling the nearly ready-to-launch Nancy Grace Roman Space Telescope ...

Astronomers have found more ORCs in the years since those initial discoveries, and some of them also appear to have a galaxy ...

Dimethyl sulfide is in the news after NASA’s James Webb Space Telescope may have detected relatively high levels of it in the ...

Ryan F. Lei is an associate professor of psychology at Haverford College. He has a B.A. from the University of North Carolina at Chapel Hill and a Ph.D. in social psychology from Northwestern ...