How Fireflies Are Keeping This Tiny Mexican Town Alive

for National Geographic
Published: August 24, 2017


In Nanacamilpa, a magical display of fireflies is attracting tourists by the thousands—now locals wonder how they can sustain the insect that brought them so much prosperity.

Story Collider: The Biology of Pig Shit



In early 2016 I tell a story onstage about the chemistry of pig manure.

TEDX: Chronic Pain – Shedding the Second Dark Age


Published: September 26, 2017


Chronic Pain: Shedding the Second Dark Age

Great White Mystery

for National Geographic
Published: June 2016


Thanks to Jaws, they're the ocean's most iconic and feared fish. But we know surprisingly little about them.

Why the Mexico City Earthquake Shook Up Disaster Predictions

for Scientific American
Published: September 21, 2017


Tuesday’s deadly quake did not come from the place many geologists thought would unleash the next “big one.”

Suggestible You

for National Geographic Books

Upcoming book, due to be released in November, about the curious science of your brain's ability to deceive, transform, and heal.

Can You Supercharge Your Baby?

for Scientific American
Published: June 2018


Hundreds of toys promise to help babies read, learn, do math and walk earlier than expected— many without scientific backing

In Search of the Lost Empire of the Maya

for National Geographic
Published: September 2016


The ambitious Snake kings used force and diplomacy to create the most powerful alliance in their culture’s history.

PBS NewsHour: The placebo effect’s role in healing, explained

for PBS NewsHour
Published: April 11, 2018


I traveled with a film crew to Huatla, Mexico, and Baltimore, Maryland, to understand the intersection of science, faith and healing.