How fireflies are beautiful — and useful

Sara Lewis studies fireflies. And it turns out they're not just a pretty flashing light on a summer night. She explains how a firefly glows -- and how humans are harnessing that glow for health and medical research (and even to make our food safer).

Sara Lewis: The loves and lies of fireflies

public health

Refugees in Romania: Building a New Life

public health

Amazing animals

Sara Lewis: Os amores e as mentiras dos vaga-lumes

Big Maple Property Maintenance

Bastian Gierull (@_BtB_) / X

Pin by Amanda Brown on organisms

Amazing animals

Sara Lewis's Instagram, Twitter & Facebook on IDCrawl