Plant cells are surrounded by an intricately structured protective coat called the cell wall. It’s built of cellulose microfibrils intertwined with polysaccharides like hemicellulose or pectin.

For the first time, high-resolution time-lapse videos of tiny bits of living plants show how they assemble their protective cell walls, researchers report March 21 in Science Advances. The image ...

The disturbing photos — released Monday by the Waterbury Police Department — show several rooms in disarray, with walls ...

Martin Cooper, a Motorola engineer made the first cell phone call in history from a sidewalk on Sixth Avenue in Manhattan ...

SAVANNA-LA-MAR, Westmoreland — Several stains that looked like blood were found in and outside the walls of the cell in which ...

Mar. 27, 2025 — Scientists have uncovered a surprising role for calcium in shaping the building blocks of life. Their study reveals that calcium ions help determine the molecular 'handedness ...

Shares of BlackBerry ( BB -5.57%) fell off a cliff this week. The company's stock lost 24.2% for the week as of 2:40 p.m. ET ...

Key Laboratory of the Ministry of Education for Advanced Catalysis Materials, College of Chemistry and Materials Science, Zhejiang Normal University, Jinhua 321004, People’s Republic of China ...

Cell polarity is the asymmetric organisation of several cellular components, including its plasma membrane, cytoskeleton or organelles. This asymmetry can be used for specialised functions, such ...

President Donald Trump’s exemption of pharmaceuticals from “reciprocal” tariffs limited the declines of biopharma stocks as ...

Police have released horrifying photos taken inside the Connecticut house of horrors where a woman is accused of holding her ...

The molecules, while not a direct sign of life, still signal the existence of complex chemistry on the Red Planet.