Agriculture
Scientists Say: Corn Sweat
Cornfields release moisture into the air — or “sweat” — a couple of ways. One is evaporation. The other is transpiration.
HS-LS2-3
Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.
More Stories in HS-LS2-3
- Microbes
Ants are the secret ingredient to this tasty yogurt
The traditional yogurt-making technique was once popular in parts of Europe and Asia. But don’t try this at home!
- Chemistry
Let’s learn about chocolate
Humans have been making chocolate for millennia. Now scientists are investigating how to make this tasty treat more abundant and nutritious.
- Environment
To limit pollution, new recipe makes plastic a treat for microbes
Microplastics made from fossil fuels take centuries to disappear. But the plant- and algae-based plastic can break down in weeks to months.
- Animals
Tardigrades survive harsh conditions by almost dying. Here’s how
Under stress, a chemical change signals these water bears to switch between live and mostly dead.
- Life
Bacterial fossils exhibit earliest hints of photosynthesis
Microscopic fossils from Australia suggest that some bacteria evolved structures for oxygen-producing photosynthesis by 1.78 billion years ago.
- Life
Scientists Say: Mycelium
These fibrous networks are the reason plants think fungi are such "fun guys.”
- Environment
Bacterial ‘living wires’ could help protect the seas and climate
Long, thin bacteria that conduct electricity may be able to help clean up oil spills and reduce emissions of methane, a powerful greenhouse gas.
- Fossils
Dinosaur ‘mummies’ may not be as rare as once thought
Bite marks found on a fossilized dino show that skin can be preserved even when a carcass is not immediately smothered by sediment.
- Chemistry
No sun? No prob! A new process might soon grow plants in the dark
Teamwork makes green-work! Collaborating scientists came up with an electrifying farming trick that could make sunlight optional.
