Plants
Scientists look to hack photosynthesis for a ‘greener’ planet
Photosynthesis turns sunlight into energy for plants. Scientists want to know more about it, imitate it — even improve it.
HS-LS1-6
Construct and revise an explanation based on evidence for how carbon, hydrogen, and oxygen from sugar molecules may combine with other elements to form amino acids and/or other large carbon-based molecules.
More Stories in HS-LS1-6
-
Health & MedicineScience-fair finding allows girl to sample a croissant
Some supplements claim they can help people with celiac disease, who cannot digest gluten. But do the pills work? One teen used science to find out.
-
Health & MedicineYour gut’s germs may decide whether white bread or whole wheat is best — for you
Surprise! Gut microbes may determine how your body responds to starches in the diet.
-
ChemistryCool Jobs: Counting calories
Do calories count? A nutrition label doesn’t tell the whole story. Meet three researchers working to shed light on the complex connections between food and health.
-
Health & MedicineThis supplement makes calorie-rich foods less tempting
A supplement that contains the fatty acid propionate causes the brain to rate high-calorie foods less appealing.
-
EnvironmentNot so sweet: Fake sugar found at sea
Sucralose — sold in stores as Splenda — has begun turning up in seawater. This raises concern about the fake sweetener’s impacts on the environment.
-
Health & MedicineTeens eating better but gaining weight
From 1999 through 2012, teens got heavier. But by downing less sugar and eating more healthy fats, their bodies also showed signs that these teens were somewhat healthier.
-
Health & MedicineExplainer: What is metabolic syndrome?
A “couch potato” lifestyle of too much sugary, fatty food and too little exercise leads to health problems. This is known as metabolic syndrome.