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New human-mouse chimera is the most human yet

This mouse-human chimera shows human cells (green) in a 17-day-old mouse embryo (blue) that are mostly red blood cells accumulated in the mouse’s liver. A newly-created mouse-human embryo contains up to 4% human cells — the most human cells yet…

Will the US Really Experience a Violent Upheaval in 2020?

Time evolution of issues motivating political violence in the United States. Circa 1870, the North fought the South in the Civil War. Half a century later, around 1920, worker unrest, racial tensions and anti-Communist sentiment caused another nationwide upsurge of…