Plants have small pores on the underside of their leaves, known as stomata. When the sun rises, these pores open and the plants absorb carbon dioxide (CO 2) from the atmosphere, which they need, in ...

Trees need sunlight for the same reason you need food. The energy from the Sun’s rays is a crucial ingredient in how plants make their own food that helps them power all their cells. Since trees don’t ...

Tropical forests contain thousands of plant species that survive long dry periods without attracting much scientific ...

New research finds that urban warming reduces growth and photosynthesis in city trees. The researchers found that insect pests are part of the problem, but that heat itself plays a more significant ...

From left, ORNL's Biruk Feyissa holds a five-month-old poplar tree expressing high levels of the BOOSTER gene, while colleague Wellington Muchero holds a tree of the same age with lower expression of ...

Dr. Universe: Do trees still create oxygen and clean the air after their leaves fall off? – Nova, 8, Palouse, Wash. The trees that lose their leaves in fall, such as chestnuts, oaks, aspens and maples ...

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Northwestern’s Solar Fuels Institute (SOFI) is working to create a “tree” that replicates photosynthesis by using sunlight, water and concentrated carbon dioxide to produce a liquid fuel strong enough ...

In order for trees to grow, they need to control their water balance meticulously. A study by the University of Basel shows how trees react to drought – and revises previous perceptions. Plants have ...