Health & Medicine
- Health & Medicine
Scientists Say: Infection
Infections range from mild illnesses, such as the common cold, to deadly diseases, such as rabies.
- Earth
Analyze This: Wildfires are pumping more pollution into U.S. skies
Researchers wanted to study the health effects of wildfire smoke. But they realized they didn’t know where it was and how much exposure people had.
- Chemistry
Explainer: What is a hydrogel?
These unusual materials have a host of unusual properties. You can even make a starch-infused version in your kitchen.
- Environment
‘Forever’ chemicals show up in students’ school uniforms
Researchers found PFAS “forever chemicals” in kids’ school uniforms and other clothing. Studies have linked these compounds to health risks.
- Health & Medicine
Should we use a genetic weapon against mosquitoes carrying malaria?
One gene drive to eliminate malaria seems to work in the lab. Now it’s time to ask local people if they want it released in the wild.
- Tech
A shape-shifting robotic tooth-cleaner might one day brush for you
A swarm of billions of magnetic, bacteria-killing nanoparticles can be shaped into bristles to fit any surface, including between teeth.
- Animals
Some spikes in malaria cases may be tied to amphibian die-offs
Amphibian deaths from a fungal disease may have led to more mosquitoes — and an increase in malaria cases in Costa Rica and Panama.
- Health & Medicine
How wriggling, blood-eating parasitic worms alter the body
Parasitic worms eat blood and make people sick, but they may also help prevent or treat some diseases.
- Health & Medicine
Scientists Say: Liver
This organ in the upper-right side of the belly does many essential jobs, such as cleaning blood and producing bile.
- Health & Medicine
How sunshine may make boys feel hungrier
Males eat more on long summer days, but females do not. Hormones may explain this difference.
- Genetics
For some kids, their rock-star hair comes naturally
A variant of a gene involved in hair-shaft formation was linked to most of the uncombable-hair-syndrome cases analyzed in a recent study.
- Health & Medicine
Examining Neandertal and Denisovan DNA wins a 2022 Nobel Prize
Svante Pääbo figured out how to examine the genetic material from these hominid ‘cousins’ of modern humans.
