The distribution of normal matter precisely determines gravitational acceleration in all common types of galaxies, a team led by Case Western Reserve University researchers reports. The team has shown ...
Researchers identified some 3,300 types of brain cells, an order of magnitude more than was previously known, and have only a dim notion of what most of them do. By Carl Zimmer An international team ...
This low-cost mission is still only getting started, and it's taking bigger risks than typical big-ticket NASA missions.