Brandon Terrell

Premium Audiobooks

Bacterial infections are a constant threat to human health. Antibiotics stop a bacterial infection from multiplying. They help treat pneumonia, strep throat, and many other infections. But before antibiotics, treatments for these diseases were limited...

Dessa's life is changing...mostly because the life of her best friend, Kat, is changing. Kat has started dating a girl, Arwen, and she's trying to keep it on the down-low. Dessa is happy to keep the secret, but she starts hanging out with Kat's...

The Discovery of Germs

The Discovery of Germs

Earth is home to trillions of germs. But for most of human history, people didn't know germs existed! Healers of the past had different ideas about illnesses and their cures. They blamed illnesses on other causes and sometimes tried dangerous...

The First Heart Transplant

The First Heart Transplant

For centuries, people misunderstood how the heart works. As our knowledge grew, heart surgery remained a dangerous medical procedure. Even after organ transplants become common, surgeons struggled to transplant hearts and keep patients alive. But...