In the bigger picture, “down” could be defined as being below the plane of the solar system, which is known as the ecliptic.

The actor in Paramount+'s mega-hit oil drama, who was on the receiving end of a violent attack headed into the season two ...

In silico antibody accessibility analysis indicates that ectodomain epitopes are transiently exposed, while MPER epitopes are virtually always occluded in the pre-fusion trimer.