Humans
- Brain
Having sparse links in the hippocampus may maximize memory storage
Tissue from the memory centers of people’s brains reveal relatively few links among nerve cells in the hippocampus. But they carried strong, reliable signals.
- Brain
Could the magic of memory manipulation ever become real?
Someday, technology might be able to help people better hold onto memories or forget bad ones.
- Genetics
This young biologist looked for links between diet and dyslexia
Thermo Fisher JIC finalist Giselle Drewett wanted to know how lifestyle might influence a gene related to dyslexia.
- Plants
Microbes give plants a way to make ‘meaty’ nutrients
Enzymes from animals helped a test plant make two nutrients essential for a balanced diet. Normally, those nutrients would only be found in meat.
- Health & Medicine
Can you really die of a broken heart?
Death by heartbreak doesn't just happen in stories. In real life, severe stress can cause takotsubo syndrome — a sometimes fatal heart problem.
- Earth
Scientists Say: Avulsion
As rivers seek out easier routes to the sea, path reroutes can transform our world. This is ‘avulsion’ refers to in geology. In medicine, the word can describe injuries.
- Brain
Purple exists only in our brains
Most colors represent a single wavelength of light. But your brain invents purple to deal with wavelengths from opposite ends of the visible spectrum.
- Archaeology
Let’s learn about radiocarbon dating
Through the power of radioactivity, carbon dating can reveal the age of many fossils and artifacts.
- Brain
A single sniff is enough to detect slight odor changes
The speed of our ability to perceive odors is on par with that of color perception, a new sniff device shows.
- Health & Medicine
U.S. teen tobacco use has hit a record low
In 2024, tobacco use among middle- and high-school students reached a record low. But new vapes and nicotine-based products keep coming.
- Brain
Scientists Say: Aphantasia
Not everyone has a “mind’s eye,” and that’s OK. Some people recall memories and process information in different ways altogether.
- Brain
Ouch! The pain of pulled hair registers superfast
A hair pull is detected by a protein used to sense light touches. It also travels faster than most other types of pain.
