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Bio & Medicine Nov 11, 2025

Harnessing algae for a greener way to create functional gold nanoparticles

Researchers from Japan have pioneered a novel, sustainable method for synthesizing functionalized gold nanoparticles (AuNPs) using microalgae. The work is published in the journal ACS Sustainable Chemistry & Engineering.

Cell & Microbiology Nov 10, 2025

Understanding how bacteria use 'sunscreen' to adapt to climate

Cyanobacteria, commonly known as blue-green algae, are found almost everywhere in the world—from hot springs to arctic ice to antioxidant smoothies. Part of their extreme adaptability lies within a unique light-harvesting ...

Earth Sciences Nov 5, 2025

Tiny diatoms, big climate impact: How microscopic skeletons rapidly shape ocean chemistry

If you know what diatoms are, it's probably because of their beauty. These single-celled algae found on the ocean floor have ornate glassy shells that shine like jewels under the microscope.

Earth Sciences Nov 5, 2025

Main driver of Sargassum blooms in the Atlantic Ocean revealed

By the beginning of June this year, approximately 38 million tons of Sargassum drifted towards the coasts of the Caribbean islands, the Gulf of Mexico, and northern South America, marking a negative record. Especially during ...

Evolution Nov 3, 2025

Plant-like complexity evolved multiple times in different algae lineages, phylogenomics study reveals

Land plants—such as mosses, ferns and trees—are some of the most structurally complex photosynthesizing organisms on Earth. But their evolutionary story is deeply tied to their ancestors: simpler green algae that lived hundreds ...

Environment Nov 3, 2025

Bacteria that could provide an early warning of blue-green algae toxicity identified

Researchers at McGill University have identified bacteria that can indicate whether a blue-green algae (cyanobacteria) bloom is likely to be toxic, offering a potential water-safety early warning system. Blooms are becoming ...

Ecology Oct 30, 2025

Fossil lichen from Devonian era shows how fungi-algae alliance paved way for terrestrial life

Lichens were already widespread more than 410 million years ago, according to a new international study that identifies a fossil from Brazil as one of the oldest lichen in Earth's history.

Ecology Oct 22, 2025

Marine algae use a unique pigment, siphonein, to shield photosynthesis from excess light

Too much sun can ruin photosynthesis, scorching plants and other organisms that depend on capturing sunlight for energy. Beneath the waves, though, algae have found a clever shield.

Ecology Oct 20, 2025

Nitrogen fixation phenomenon discovered in the Arctic could boost marine life

The shrinking sea ice in the Arctic Ocean is, overall, a disaster. But paradoxically, the melting of the ice can also fuel the engine of the Arctic food chains: algae.

Plants & Animals Oct 16, 2025

'Dual feeding' strategy helps Mediterranean coral thrive in rising sea temperatures

An exceptional "dual feeding" strategy underlies a Mediterranean coral's resilience to rising sea temperatures, according to a study in Nature.

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