How Do Archaeologists Know Where to Dig?
Archaeologists used to dig primarily at sites that were easy to find thanks to obvious visual clues. But technology—and listening to local people—plays a bigger role now.
The Deadly Bilibid Prison Vaccine Trials
In 1906, physician Richard Strong's already-unethical vaccine experiment went horribly wrong. Then it was swept under the rug.
Dry Ice Will Help Keep COVID-19 Vaccines Cold
A brief history of dry ice, aka solid carbon dioxide, shows why some coronavirus vaccines will benefit from its use.
Plant of the Month: Cascarilla
Epidemics revive old remedies and accelerate experimentation with new ones.
In Phytoremediation, Plants Extract Toxins from Soils
Researchers have a cheap, easy way for cleaning up oil spills: letting plants do the work. Why isn’t it used more often?
How Yellowstone Extremophile Bacteria Helped With Covid-19 Testing
The heat-resistant enzyme from Thermus aquaticus is used in PCR testing to detect pathogens.
The Horseshoe Crab: Same as It Ever Was?
The seemingly static appearance of these ancient-looking arthropods presents a challenge for scientists who want to study their evolutionary history.
Do Sunspots Explain Global Recession, War, or Famine?
Maybe it’s something about the number eleven?
How Scientists Became Advocates for Birth Control
The fight to gain scientists' support for the birth control movement proved a turning point in contraceptive science—and led to a research revolution.
How the Internet Changed Chronic Illness
Online communities show that isolation doesn't have to define the experience of having a chronic disease.