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.
Kimpa Vita and a map of Kongo

Did Kongolese Catholicism Lead to Slave Revolutions?

The legacy of Kimpa Vita, a Kongolese Catholic mystic, was felt from the U.S. to Haiti.
An anime character with headphones

Chill Beats to Study/Relax to

Why is lo-fi hip-hop so conducive to concentration?
A couple on a couch ignoring each other for their phones

Don’t Fear the Sex Recession

We shouldn't see changes in Americans’ sex lives as a single phenomenon with an overarching cause.
Dr. Martin Luther King Jr. speaking at Duke University on November 13, 1964

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.
Someone standing in the room of a hoarder

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.
A teacup meant to symbolize Brexit.

The Many Metaphors of Brexit

How do metaphors shape political perceptions? And what do they mean for the future of Europe?
Composite image of Dmitri Mendeleev, a periodic table, and the Milky Way galaxy

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.”
A woman's face lit up in a dark room

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.
A cow in a field

Can Cows Help Mitigate Climate Change? Yes, They Can!

Livestock emit greenhouse gases. They also can sequester carbon and boost biodiversity.