The number of Black people living in the United States reached a new high of 48.3 million in 2023. That’s up a third (33%) since 2000, according to a Pew Research Center analysis of government data.

Besides stars, the United States Navy uses quasars as beacons. Quasars are distant galaxies with supermassive black holes, surrounded by ... X-Ray Flashes from a Nearby Supermassive Black Hole ...

This fact sheet relies on people self-identifying their race and ethnicity in the Census Bureau’s 2023 ACS to describe the nation’s Black population. The racial and ethnic categories used in census ...

A group of scientists who are experts at spotting fraudulent research outline five essential steps to combat industrialized scientific misconduct.