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Top Headlines

Cereal, Olive and Vine Pollen Reveal Market Integration in Ancient Greece

Nov. 30, 2020 — By analyzing sediment cores taken from six sites in southern Greece, an international team of researchers identified trends in cereal, olive, and vine pollen indicating structural changes in ...

Autumn leaves (stock | (c) (c) Gennadiy Poznyakov / Adobe

Which Factors Trigger Leaf Die-Off in Autumn?

Nov. 30, 2020 — Researchers have identified a self-regulating mechanism in European deciduous trees that limits their growing-season length: Trees that photosynthesize more in spring and ...

Guam's Most Endangered Tree Species Reveals Universal Biological Concept

Nov. 30, 2020 — Newly published research has used a critically endangered species to show how trees modify leaf function to best exploit prevailing light conditions. The findings revealed numerous leaf traits that ...

In Fire-Prone West, Plants Need Their Pollinators -- And Vice Versa

Nov. 25, 2020 — A new study grounded in the northern Rockies explores the role of wildfire in the finely tuned dance between plants and their pollinators. Previous studies have looked at how fire affects plants, or ...

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Plant-Inspired Alkaloids Protect Rice, Kiwi and Citrus from Harmful Bacteria

Dec. 2, 2020 — Plants get bacterial infections, just as humans do. When food crops and trees are infected, their yield and quality can suffer. Although some ...

Peeking Into the Pods of Black Soybeans

Dec. 2, 2020 — Scientists have furthered understanding of how plants make a common pigment that might have medicinal ...

Scientists Uncover the Mysterious Origin of Canal Grass in Panama

Dec. 1, 2020 — How did canal grass arrive in Panama? Scientists compared the DNA of sugar cane relatives from around the world to find ...

Chemical Memory in Plants Affects Chances of Offspring Survival

Dec. 1, 2020 — Researchers have uncovered the mechanism that allows plants to pass on their 'memories' to offspring, which results in growth and developmental ...

Chemical Compounds in Foods Can Inhibit a Key SARS-CoV-2 Enzyme, Study Finds

Nov. 30, 2020 — Chemical compounds in foods or beverages like green tea, muscadine grapes and dark chocolate can bind to and block the function of a particular ...

Scientists Discover a Motif That Guides Assembly of the Algal Pyrenoid

Nov. 25, 2020 — Researchers have discovered that assembly of the algal pyrenoid, a structure that mediates the incorporation of carbon dioxide into sugars, is guided by the presence of a particular protein sequence, ...

Plants: Scientists Solve the Mystery Behind an Enigmatic Organelle, the Pyrenoid

Nov. 25, 2020 — Researchers have discovered how Rubisco holoenzymes assemble to form the fluid-like matrix of the algal pyrenoid, an organelle that mediates the ...

Phytoplankton Disturbed by Nanoparticles

Nov. 25, 2020 — Products derived from nanotechnology are efficient and highly sought-after, yet their effects on the environment are still poorly understood. A research team has investigated the effects of ...

Secrets of the 'Lost Crops' Revealed Where Bison Roam

Nov. 24, 2020 — Blame it on the bison. If not for the wooly, boulder-sized beasts that once roamed North America in vast herds, ancient people might have looked past the little barley that grew under those ...

Microbes Help Unlock Phosphorus for Plant Growth

Nov. 24, 2020 — A research team has shown that microbes taken from trees growing beside pristine mountain-fed streams in Western Washington could make phosphorus trapped in soils more accessible to agricultural ...