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Biochemistry Aug 5, 2026

Histone acetylation sites reshape DNA condensates, revealing a potential gene-control mechanism

A research team from AIST, the Institute of Science Tokyo, and Ritsumeikan University has demonstrated that the phase behavior of histone–DNA condensates depends on the site of histone acetylation.

General Physics Aug 5, 2026

Attosecond X-ray method maps early electron motions that trigger chemical reactions

All chemistry starts with a push from electrons. In the early moments of a chemical reaction, it's the movement of electrons that initiates the breaking of old chemical bonds and forging of new ones, transforming one molecule ...

Evolution Aug 5, 2026

Genomic evidence suggests coral reefs may be rewriting their genetic future in real time

The 2019 heat wave that struck Mo'orea—a volcanic island in French Polynesia—swept through its coral reefs like an invisible wildfire. Colorful, lively corals bleached into ghostly, chalk-white skeletons as soaring ocean ...

Cell & Microbiology Aug 5, 2026

Restoring the silenced Friedreich's ataxia gene through unconventional means

Cells can switch off genes by tightly packaging DNA around proteins called histones. However, scientists at St. Jude Children's Research Hospital have discovered that under certain conditions, this packaging acts more like ...

Cell & Microbiology Aug 4, 2026

Why some people are mosquito magnets while others get away unbitten

Some mosquitoes really are picky eaters. They will not just stick their proboscis into any old human. We know this anecdotally, with some people claiming they are always bitten while others are completely ignored, though ...

Evolution Aug 4, 2026

DNA study uncovers deeper losses across Hawaiian honeycreeper family tree

Smithsonian researchers have identified the genetic relationships among all Hawaiian honeycreeper species known to have existed—and subsequently faced major losses—since the arrival of Europeans to the islands.

Cell & Microbiology Aug 4, 2026

Scientists build 'cell villages' to map the genetics of brain cell fitness

How readily a cell divides and how well it survives are fundamental to life, shaping everything from organ size to the body's ability to withstand disease. That combination, known as cell fitness, isn't the same for everyone. ...

Plants & Animals Aug 4, 2026

Repetitive genomic regions link structural genomic variation to species diversity

Researchers sequenced the genomes of three medaka, or Japanese rice fish, a common model organism used in biological research, nearly 10 and 20 years ago. While sequencing the genomes was relatively straightforward, assembling ...

Veterinary medicine Aug 3, 2026

Ten viral genome regions may explain why deadly chicken virus evades vaccines

A highly contagious herpes virus causes Marek's disease, a deadly illness that mainly infects chickens. While it does not make people sick, the virus causes tumors and paralysis in chickens and, if unchecked, can spread rapidly ...

Evolution Aug 3, 2026

New museum find shows nature can't stop inventing seahorses

At first glance, it looks exactly like a seahorse. It has the same horse-shaped head tilted down from the body, the same curled, grasping tail and, in the males, a fully enclosed pouch for brooding the young.

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