Uncategorized
- Earth
Breathing very dirty air may boost obesity risk
Breathing dirty Beijing air made rats heavier and less healthy than rats breathing clean air. Scientists now worry such polluted air may do the same thing to people.
- Physics
Scientists Say: Watt
Say Watt? This is a unit used to measure the flow of energy being used.
- Health & Medicine
Eating breakfast — even twice — is truly the healthier choice
Some experts argue that breakfast is the most important meal of the day — especially for keeping school-age kids at a healthy weight.
- Genetics
Fattier yeast live long and prosper
Scientists were hoping to build better biofuels. Instead they discovered that fatter yeast cells live longer than lean ones.
- Chemistry
Microbes mine treasure from waste
Like miniature factories, bioreactors house microbes recruited to chew through wastes to clean dirty water, make chemicals or generate electricity.
- Animals
Spiders eat insects — and sometimes veggies
Plant-eating spiders have been found on every continent except Antarctica, a new study notes.
- Animals
Less brilliant flowers still keep bees coming back
Bumblebees prefer petals that aren’t overly shimmery. This suggests plants are attuned to what insects see.
- Brain
‘Mindfulness’ defuses stress in classrooms and teaching
The science behind mindfulness shows that both teachers and students can benefit from a bit of focused attention.
- Math
Scientists Say: Y-axis
The bars on a graph tell you nothing unless you know what they mean. The lines on the sides can let you know.
- Physics
Scrubbing bubbles: Secret to ouch-free dental cleanings?
People with sensitive teeth can find routine dental cleanings painful. But bubbles might pave way to no-touch — and pain-free — cleaning for these people.
- Health & Medicine
From zits to warts: Which disturb people most?
In a recent study, people rated acne as one of the most upsetting skin conditions. Many believed myths and misconceptions about zits.
- Animals
Cool Jobs: Pet science
Pets make great subjects for research. These scientists work to make our animals — and us — healthier and happier.
