Love, Sex, and Cyanide—The Private Life of a Toxic Butterfly
Heliconian butterflies choose mates with similar wing patterns. Their genes make them do it.
Did Kongolese Catholicism Lead to Slave Revolutions?
The legacy of Kimpa Vita, a Kongolese Catholic mystic, was felt from the U.S. to Haiti.
Don’t Fear the Sex Recession
We shouldn't see changes in Americans’ sex lives as a single phenomenon with an overarching cause.
Colleges’ Reluctant Embrace of MLK Day
The push for a national Martin Luther King holiday prompted a fierce political tug-of-war, on campus and off.
What’s Causing the Rise of Hoarding Disorder?
Now that the DSM lists severe hoarding as a disorder apart from OCD, psychologists are asking what explains its prevalence.
The Many Metaphors of Brexit
How do metaphors shape political perceptions? And what do they mean for the future of Europe?
How Far Does the Periodic Table Go?
Efforts to fill the periodic table raise questions of special relativity that “strike at the very heart of chemistry as a discipline.”
People with Depression Use Language Differently
New research shows that people with depression use absolute words, such as "always," "nothing," or "completely," more often than others.