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Evolution Sep 6, 2026

The extinct American 'cheetah' was not a cheetah after all

With their slender bodies and long front legs, Miracinonyx trumani—often nicknamed the "American cheetah"—was long thought to be a North American analog of the African big cat. But in a new study published in the journal ...

Environment Sep 4, 2026

Shoreline scavenger shows biological effects after eating plastic foam

In a paper published in the journal Marine Pollution Bulletin, researchers at Kyushu University report on what happens when wharf roaches, a common shoreline scavenger, eat expanded polystyrene (EPS). Roaches that fed on ...

Plants & Animals Sep 4, 2026

Food and water stations for wild birds are contributing to spread of deadly diseases, study finds

Feeding stations providing food and water for wild birds are contributing to the spread of disease-causing parasites among farmland birds, researchers have said, with birds three times more likely to catch a parasite from ...

Evolution Sep 4, 2026

Not a cheetah: Ancient DNA reveals the surprising Arctic life of extinct North American cat

A new study led by researchers at the University of California, Santa Cruz, has overturned decades of assumptions about Miracinonyx trumani, the extinct predator popularly known as the American cheetah. By analyzing nuclear ...

Plants & Animals Sep 4, 2026

Brainless sea sponges use sunset to prepare for metamorphosis—and attach in 30 minutes

Well before I start collecting coats, keys or shoes, my dog always knows when we're about to leave. By picking up on subtle cues, he anticipates our next movements, reminding me he's smarter than he often shows. But anticipation ...

Biotechnology Sep 3, 2026

Predictive tools can confuse rare mutations with dangerous ones

When a patient's DNA is read, it is compared with a reference version of the human genome. This allows geneticists and rare disease experts to look at a list of places where the patient's DNA differs. Most variations will ...

Plants & Animals Sep 3, 2026

How a plant's refusal to self-pollinate could help India grow more of its own cooking oil

Most people assume plants reproduce through whatever pollen happens to land on them. This is not true. A collaborative research initiative involving the Indian Institute of Technology Gandhinagar (IITGN) has mapped and functionally ...

Cell & Microbiology Sep 3, 2026

Scottish 'pregnant grandmother' microbe bursts open after growing offspring within

Scientists have revealed a bizarre microscopic creature that reproduces in a way reminiscent of the horror film" Alien." The microbe grows one or more new cells inside its own body before the outer "mother" cell ruptures ...

Nanomaterials Sep 3, 2026

First switchable graphene nanoribbon that twists on demand

Researchers at Nagoya University have built a graphene nanoribbon that can switch the direction of its twist using a natural solvent. Graphene nanoribbons are thin, ribbon-shaped structures made of fused carbon rings. Twisted ...

Biochemistry Sep 3, 2026

New enzyme mechanism explains how sulfur-reducing bacteria process elemental sulfur

Sulfur-reducing bacteria of the phylum Desulfobacterota play a crucial role in the global biogeochemical sulfur cycle. Species such as Geobacter sulfurreducens use elemental sulfur as a terminal electron acceptor during anaerobic ...

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