Stanford, California - Bustling cities, sprawling suburbs and blossoming agricultural regions might seem strong evidence that people have always dominated the environment. A Stanford study of South America's colonization shows that human populations did not always grow unchecked, but were at one time limited by local resources – just like any other species.

Cambridge, Massachusetts - Single-cell analysis is a groundbreaking approach now being used across biological fields to explore a common problem: how to study cellular diversity in cell environments with heterogeneous populations. Such diversity can have profound implications for cell survival and proliferation, response to drug therapies and interventions, as well as myriad other biological processes.

Seattle, Washington - In the maelstrom of information, opinion and conjecture that is Twitter, the voice of truth and reason does occasionally prevail.

Philadelphia, Pennsylvania - The American Association for Cancer Research (AACR) is pleased to announce that 20 AACR members, including two Past Presidents, three Fellows of the AACR Academy, and three Board of Directors members, have been selected for the National Cancer Institute (NCI) Blue Ribbon Panel that will inform the scientific direction and goals under Vice President Joe Biden's national cancer initiative.

Washington, DC - Proposed Regulation Impacting Trade and Exports - Mexico (Alcoholic beverages, mezcal (HS 2208.90.05) MEX/301)

Rochester, Minnesota - Someone you are related to, someone you work with or someone you know may be waiting for an organ transplant. According to the United Network for Organ Sharing, more than 123,000 people currently need lifesaving organ transplants. And, although there have been advances in medical technology and donations, the demand for organ, eye and tissue donation still greatly exceeds the number of donors.