Life on Earth is mind-bogglingly diverse with estimates of the number of existing species in the tens of millions. Over the last 4 billion years, many species have gone extinct; and because of the actions of humans, many existing species are now endangered.
In an essay entitled "Nurture, Nature, and the Stress That is Life," neurobiologists Darlene Francis and Daniela Kaufer envision a future where science moves past the nature vs. nurture debate in considering differences in human behavioral responses to stress.
Eric Kandel, winner of the 2000 Nobel Prize in Physiology and Medicine for his work on signal transduction in the nervous system, chats about the ever-changing field of neuroscience, funding, his students, and what he hopes science will accomplish.
Ecosystems are failing and extinction rates are soaring. Thomas E. Lovejoy and Edward O. Wilson weigh in on why cataloging existing species, discovering new ones, and maintaining a balanced and diverse global ecosystem are critical for ensuring a habitable environment for all.