This Month in the Archives

[Dive into 172 years of groundbreaking research]( [Scientific American]( This Month in the Archives With an All Access Subscription, you'll have exclusive access to 172 years’ of groundbreaking articles by some of the leading practitioners in their fields. In this month’s newsletter, we’re celebrating Mother’s Day, Mental Health Awareness Month, and one of the delights of spring: butterflies! [SUBSCRIBE]( Mother’s Day, 2018 A mother’s brain adapts to childbirth, 2006 Celebrating Mom is always a good idea, especially given the complexities of motherhood, which researchers have investigated for generations. - [August 1892:]( A nice example of “motherly care” from the Leipzig Zoo, where an Angora cat became the foster mother of “an ape.” - [October 1996:]( A look at the weightier social and economic aspects of “Single Mothers and Welfare.” - [July 2011:]( Succinct data from around the world at the link between child mortality and Mom’s education. - [October 2012:]( The neurology of how pregnancy and motherhood change “The Maternal Brain.” Mental Health Awareness Month Mental illness is tough on caregivers, 2015 May is Mental Health Awareness Month, a reminder of the long and ongoing effort to screen, recognize and intervene to reduce the burden of mental illness. - [October 1936:]( The concept of sanity and insanity was still a new one in 1936. This article attempts to describe the difference between them. - [September 1973:]( A look at how psychiatry and community treatment can help the mentally ill. - [August 1974:]( “Alienation”—kids from their parents—in the U.S. is greater than it ever has been. - [May 2015:]( A heartbreaking look at a cluster of families in Colombia who are helping researchers untangle some mysteries of Alzheimer’s disease. Butterflies A Colias meadii from the high Rocky Mountains, 1985 Butterflies are a lovely harbinger of spring, but also interesting from a scientific point of view. - [December 1931:]( People collect butterflies, and sometimes pay to do so. Therefore, other people fake butterflies. - [November 1981:]( A microscopic look at the astonishing “mosaics at tiny scales” on butterfly and moth wings. - [August 1982:]( Passiflora vines would like you to know they hate Heliconius butterflies. They’ve evolved defenses against them. - [August 1985:]( Basking butterflies are glorious. They’re also fascinating to engineers. Current Issue [A ferocious-looking dinosaur]( same size as a housecat—is reconstructed from its fossilized tracks. New evidence shows that dinosaurs took a very long time to evolve enough to outcompete their rivals. - [We have relationships with our possessions.]( Sometimes that’s okay, sometimes it’s not. - Astronomers now get [a fuller picture of the universe]( tthrough light, particles, and gravitational waves. - Future of Medicine special report:[Emerging disease in a changing world.]( - For more highlights from the archives, you can read May's[50, 100 & 150 Years Ago](. [READ THIS ISSUE]( Enjoy the journey! Dan Schlenoff, editor of “50, 100 & 150 Years Ago” Follow Us [Instagram]( [YouTube]( [Twitter]( [Facebook]( [RSS]( To view this email as a web page, go [here](. You received this email because you opted-in to receive email from Scientific American. To ensure delivery please add news@email.scientificamerican.com to your address book. [Unsubscribe]( [Manage Email Preferences]( [FAQs]( [Terms & Conditions]( [Privacy Policy]( [Contact Us](