Uncategorized
- Earth
Earthworms lose weight in soils polluted with microplastics
Bits of plastic pollution in the ground caused earthworms to lose weight. That could hurt the worms’ ability to make soil healthy, and may explain why plants were stunted.
- Brain
The science of ghosts
One in five Americans say they’ve encountered a ghost. But science has no evidence that ghosts are real. Here are more likely explanations.
- Health & Medicine
Graphene fabric keeps mosquitoes from biting
Graphene is a super-thin material with many cool uses. The latest: protection against mosquito bites by embedding it in your clothing.
- Genetics
Could disabling one protein cure the common cold?
Cold viruses — and there are many — seem to need this human molecule to spread.
- Fossils
Scientists Say: Paleontology
This is the study of prehistoric life based on fossils of microbes, plants, and animals found in rock.
- Planets
Spotted: An exoplanet where it might rain
A planet outside the solar system appears to have clouds with liquid water.
- Animals
What we can — and can’t — learn from our pets’ DNA
Your dog or cat’s DNA is an open book. DNA tests tell people about their pet’s breed and attempt to predict things about its behavior and health.
- Genetics
Explainer: How DNA testing works
Lots of companies will now test DNA from people and their pets. How do these gene-sequencing techniques work? We explain.
- Animals
DNA testing looks into dog breeds and cat history
Dog and cat breeds can look very different from one another. How does it happen? Combinations of tiny genetic tweaks.
- Brain
Slower brain development ups a teen’s risk of getting into a car accident
Lack of driving experience isn't the only factor in whether a teen gets into a car crash. Crash risk in young drivers is also related to development of their brains’ working memory.
- Materials Science
This device uses the cold night sky to generate electricity
A new device uses the temperature difference between Earth and outer space to create electricity after dark. Powering a lamp, it would be the ultimate night light.
- Life
Scientists Say: RNA
This is a molecule that helps cells make proteins from the instructions encoded in DNA.
