Lindsey Konkel | Science News for Students

BIO

  • Guest Writer

Lindsey Konkel

Lindsey's Content

(n=28)
the back of a schoolbus driving on a street before sunrise

Many students start school earlier than experts recommend. A new study shows that earlier start times are linked with being slightly heavier.

captivecookie/iStockphoto

 Behavior
Study links weight to when the school bell rings
Teens and preteens who start school earlier weigh a bit more
close up of a teenager's hands with sparkly nail polish and holding a lit cigarette

Toxic particles of so-called “thirdhand smoke” can settle on clothing. When the smoker comes indoors, those particles can go airborne again to pollute a new site.

prudkov/iStockphoto

 Chemistry
‘Thirdhand’ smoke can hitchhike to non-smoking sites
Harmful cigarette residues may hitchhike to non-smoking sites
bathroom girl

 Especially unhealthy eating behaviors include choosing to vomit after eating, skipping meals, binging on food and exercising excessively after eating.

KatarzynaBialasiewicz/iStockphoto

 Behavior
Teens with eating disorders can find themselves bullied
Researchers still don't know why those unhealthy eating habits may put kids at risk of depression and taunting
Teen pizza

Teens who downed restaurant, cafeteria or carryout food in the past day had far higher levels of certain potentially harmful chemicals in their bodies than did teens who ate only home-cooked meals.

Milkos/iStockphoto

 Pollution
Restaurant diners may ingest extra pollutants
Eating meals cooked at home was linked to lower body levels of certain hormone-meddling chemicals
860_banana_extract_slow_ice_cream_melt.png

Scientists are looking to change the recipe for ice cream so that this yummy treat won’t melt before we get to eat it.

Bestwork/iStockphoto

 Chemistry
Banana plant extract can slow how fast ice cream melts
Tiny plant particles delay the speed at which this treat will turn into a soupy mess
Mexico City

Mexico City is one major urban area frequently plagued by heavy air pollution. Studies conducted there and elsewhere show now link such pollution with lesions in the brains of adults and even children.

lanabyko/iStockphoto

 Pollution
Dirty air can harm your brain and stress the body
Studies show pollution can alter brain function in students and disrupt hormones