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Technology

The Download: brainless human clones and the first uterus kept alive outside a body

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Inside the stealthy startup that pitched brainless human clones After operating in secrecy for years, R3 Bio, a California-based startup, suddenly revealed last week that it had raised money to create nonsentient monkey “organ sacks”…

United States
Healthcare

How Hormones Shape Sexual Orientation & Behavior | Dr. Marc Breedlove

Dr. Marc Breedlove, PhD, is a professor of neuroscience at Michigan State University and an expert on how hormones shape brain development and sexual orientation. We discuss how prenatal testosterone impacts whether someone is romantically attracted to men or women later in life, and what correlates of sexual orientation — such as finger-length ratios — tell us about the role of hormones in brain and psychological development. We also discuss why the number of older brothers a male has biases...

United States
Politics

Choosing an Analytic Approach

This paper reviews and details methods for state policy evaluation to guide selection of a research approach, based on an evaluation’s setting and available data

United States