BiotechMay 22, 2024
This Start-Up Wants You to Put Custom Bacteria on Your Teeth
Lumina Probiotic has said a genetically modified microbe could prevent cavities. Experts, though, have safety concerns
Stories by Christina Szalinski
Christina Szalinski is a freelance science writer who covers life sciences and health. She is based near Philadelphia.
ReproductionJune 1, 2023
Are Sperm Counts Really Declining?
Some studies have found marked drops in sperm count, whereas others have not, and it’s surprisingly hard to measure
PharmaceuticalsSeptember 29, 2021
Fringe Doctors’ Groups Promote Ivermectin for COVID despite a Lack of Evidence
The organizations touting unproved protocols for the antiparasitic drug may be harming vaccination efforts