Plants
- Plants
Some redwood leaves make food while others drink water
The two types of leaves grow at different heights in trees at dry versus wet areas. They may help redwoods adapt to climate change.
- Plants
Electric shocks act like vaccines to protect plants from viruses
To protect crops against viruses in their home country of Taiwan, two teens invented a novel approach to fight blights.
- Plants
More than 9,000 tree species may be waiting to be discovered
Scientists estimated how many tree species are on Earth, an important step for forest conservation and protecting biodiversity.
- Life
Explainer: Cells and their parts
Life as we know it depends on the coordination of structures inside cells — whether a living thing has only a single cell or trillions of them.
- Environment
Bees and butterflies struggle to find flowers in polluted air
Emissions from cars and trucks make it harder for insects to find flowers. That in turn reduces flower visits and pollination, a new study finds.
- Life
In blazing heat, some plants open leaf pores — and risk death
When heat waves and droughts collide, water is precious. Some thirsty plants try to cool off by opening tiny pores — only to lose water even faster.
- Life
Explainer: What is an invasive species?
These foreign organisms hitchhike, spread widely and stir up trouble in native ecosystems.
- Life
Scientists Say: Adaptation
This word refers to a feature of a living thing that helps it better survive in its environment — or the process of that feature evolving in a population.
- Ecosystems
Secret forest fungi partner with plants — and help the climate
Forest fungi are far more than mere mushrooms. They explore. They move nutrients and messages between plants. They can even help fight climate change.
- Archaeology
Vikings were in North America 1,000 years ago
Wooden objects provide the most precise dating yet for a Viking settlement on the coast of Newfoundland in Canada.
- Plants
Let’s learn about meat-eating plants
Carnivorous plants use a variety of strategies to lure in and capture their prey, from sticky traps to jawlike leaves.
- Plants
Scientists Say: Phloem
Phloem is tissue that delivers food, made in leaves during photosynthesis, to the rest of a plant.
