Dna

Tiny DNA tweak flips biological sex, researchers report

A study reports that a single nucleotide variant in the genome can make an XY individual develop as female and an XX individual develop as male.

Laboratory mice.
 World's oldest Neanderthal fingerprint found on 43,000-year-old pebble in Spain. Illustration.

Neanderthals who lived in Siberian cave millenia apart were distant relatives, study finds

 Greenland's ancient sled dogs reveal unique genetic lineage.

Ancient DNA shows people partnered with dogs long before agriculture arose

Four young Palestinian women in Israel making their way through mainstream Israeli society.

Exploring identity through art at Jerusalem's Museum on the Seam


Sugary drinks alter gut DNA, but Technion study finds effects can be reversed - study

They explained that bacteria in the gastrointestinal system are vital members of the microbial community within our body, which is known to scientists as the microbiome.

PROF. NAAMA Geva-Zatorsky.

DNA confirms Yersinia pestis as cause of the first recorded pandemic 1,500 years ago

Using ancient DNA from eight teeth under Jerash's Roman hippodrome, scientists date the outbreak to mid-6th–early 7th century, finding nearly identical strains from a fast, deadly wave.

A researcher holds a Jerash tooth used to help identify the origin of the first plague.

World's first gene-edited horses are shaking up the genteel sport of polo

Eduardo Ramos, who began breeding in the 70s, said that breeders had also been skeptical at first of other advances in biotech, such as embryo transplants and cloning.

A cloned newborn horse stands next to its surrogate mother in an enclosure at a horse birthing hospital, in San Antonio de Areco, near Buenos Aires, Argentina July 29, 2025.

'Where Did We Come From?': Challenging the classic Darwinian approach - review

'Where Did We Come From? The Origin and Evolution of Life' by Prof. Eugene Rosenberg and Ilana Zilber-Rosenberg begins with a detailed look at religious narratives of the origin of life.

A STAR resides near the edge of a supernova remnant 15,000 light-years from Earth, that cycles in radio wave intensity every 44 minutes, placing it in the category of celestial objects called long-period radio transients, in this image released May 28.

Kent Cemetery Shock: Anglo-Saxon Girl at Updown Carried Yoruba DNA

In two cases, individuals with West African lineage were buried as typical members of their communities, indicating that they were valued locally.

Ancient English cemetery.

Harvard researcher: Ancient livestock may have carried plague across Eurasia

Study by Max Planck Institute and partners detects the late neolithic bronze age plague strain in a 4,000-year-old Arkaim sheep, linking human and animal infections.

Archaeological sheep bones unveiled at a Bronze Age site in the Eurasian steppe. Ancient animal bones are the key to understanding the origins of zoonotic infectious diseases.

From Bronze Age to Byzantium: Ancient DNA Maps 5,000 Years of Life in the Caucasus

"We identified numerous individuals with deformed skulls who were genetically Central Asian, and we even found direct genealogical links to the Avars and Huns" said the lead author.

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Hidden Microbes of 1812: DNA Points to Paratyphoid and Relapsing Fever in Napoleon’s Grande Armée

Genetic traces of Salmonella enterica and Borrelia recurrentis were identified in teeth from thirteen soldiers buried in a Vilnius mass grave.

A reenactment of the Battle of Borodino.

Grapevine, August 1, 2025: Do a DNA test and unite with relatives you never knew you had

Movers and shakers in Israeli society.

HOME DNA testing kit, with a saliva (spit or cheek swab) tube collector and return shipping box.

Breakthrough fertility technique prevents diseases by using DNA from three parents

The British trial, conducted at a fertility center in Newcastle, involved 22 women who met strict medical criteria, hoping to conceive without passing on harmful mutations.

 In vitro fertilization. Genetic material from three parents.