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Cell & Microbiology Apr 24, 2026

Chromosomes condense in three timed chemical waves during cell division, study shows

DNA does not float freely in the cell. Instead, it is wrapped around histone proteins to form structures called nucleosomes. These histones carry numerous chemical modifications that act as molecular signals, controlling ...

Ecology Apr 24, 2026

A mother's gift: Plastid-derived structures help sea urchin development and dispersal

During the development of marine organisms—from fertilization through to juvenile stages—it is often observed that the eggs released into the water column are initially supplied with only a small fraction of the energy they ...

Molecular & Computational biology Apr 24, 2026

First gap-free peanut genomes reveal genes behind bigger seeds and better oils

An international team of researchers has produced complete, gap-free genome sequences for six peanut varieties, providing a comprehensive blueprint for future peanut breeding and improvement strategies.

Biochemistry Apr 23, 2026

DNA damage just got more complicated: A long-missed weak spot emerges when light and oxygen strike

In everyday life, our genetic material is constantly under attack from many factors. Environmental influences such as light, along with internal processes like inflammation, can generate oxidative stress that damages DNA ...

Evolution Apr 23, 2026

Neanderthals may have shared key DNA for complex language, reshaping when human speech began

In a first-of-its-kind finding, researchers at University of Iowa Health Care discovered that specific genetic sequences have an outsized impact on humans' language abilities and that these sequences evolved before humans ...

Biotechnology Apr 22, 2026

How a faster protein-screening tool could strengthen US rare-earth supply chains

To ensure a robust domestic supply chain in the U.S., Lawrence Livermore National Laboratory (LLNL) scientists are using bacterial proteins to separate the rare-earth elements that are ubiquitous in magnets, batteries, and ...

Cell & Microbiology Apr 22, 2026

DNA's physical form helps direct gyrase activity and could reshape antibiotic design

New analytical methods developed at Baylor College of Medicine and collaborating institutions have increased our understanding of how bacteria manage DNA. The methods have enabled researchers to uncover how the sequence, ...

Plants & Animals Apr 22, 2026

Edible orchids are being overharvested in the Mediterranean—how to protect these astonishing blooms

Each spring, the meadows and hillsides of the Mediterranean draw tourists to admire flowering orchids. But in some regions, these astonishing blooms are steadily declining—or at risk of disappearing altogether.

Evolution Apr 22, 2026

A vast Indigenous American genome map exposes lost migrations, ancient ancestry and more than a million new variants

Research into human genomic diversity has a number of applications in biomedicine, evolution, and history. However, many populations have historically been underrepresented on the human genomic map. This is the case of Native ...

Cell & Microbiology Apr 22, 2026

Cheaper sequencing, bigger payoff: New software could bring advanced metagenomics to more labs

Metagenomics relies on the use of software programs called assemblers, which can reconstruct tens of thousands of individual microbial genomes from DNA sequencing of samples such as soil, bodily fluids, or clinical swabs ...

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