The Department of Health and Human Services is conducting a "comprehensive review" of research involving fetal tissue—and has disrupted an HIV research program in the process.
Taking pleasure from someone else’s pain may make you feel like a jerk, but it’s a very natural emotion.
Countries are discussing carbon emissions in a new political (and changing) climate.
Does success in the urban jungle require dexterity or cleverness? Or both?
The James Webb Space Telescope is a decade late and billions of dollars over budget. But astronomers are already setting their sights on its successors.
Second grader Nina Del Bosque sent SciFri a letter with a question about stinging caterpillars. We introduce her to a biologist to answer her caterpillar curiosities.