A pair of tweezers removing a tick

A Brief History of Lyme Disease

Lyme disease is seeing an upswing. But the-now widespread condition was not formally described until 1977, based on a case in Old Lyme, Connecticut.
Cantaloupe

Salmonella: The Good, the Bad, the Unexpected

A recent salmonella outbreak, connected with pre-cut melon, has put the bacteria back in the news. Is there any bright side to salmonella?
used mattress

The Ecosystem of the Used Mattress

Recently, EPA administrator Scott Pruitt directed staff to arrange for the purchase of a used mattress from a hotel. What's in a used mattress, anyway?
Mid adult man lying in bed looking at thermometer reading

The Science of Fevers

Trying to bring down that fever? Studies show that most fevers are actually integral to effective immune responses.
Gerber ad

Baby Food for Baby Boomers

Modern baby food didn’t exist until 1928, when Daniel Gerber launched his first line of mass-produced canned strained peas for babies.
memory diagram

What is Memory?

Research suggests that memories may alter the brain's architecture, forming new synapses and strengthening existing ones.
cerebrospinal fluid

What is Cerebrospinal Fluid?

A patient was convinced that her runny nose indicated a deeper problem. She was right. Her case brought cerebrospinal fluid into the national spotlight.

When Salad Was Manly AF

Esquire, 1940: “Salads are really the man’s department... Only a man can make a perfect salad.”
John Snow

John Snow and the Birth of Epidemiology

Even though this physician pre-dated germ theory, he was able to track a London outbreak of cholera to one particular water pump.
Bajau boys on boat

Humans Are Still Evolving

Biologists suggest that evolution never stops, even for modern humans. This is especially true in parts of the developing world.