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genomes

Science 

Ancient DNA Reveals New Clues About Mammoth Ancestry

February 17, 2021February 18, 2021 DUSTIN MANDUFFIE
DNA, genomes, Research

The oldest DNA ever to be sequenced reveals a different ancestry for Columbian mammoths than scientists previously believed.

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Science 

Humans’ Ancestral ‘Homeland’ Traced to Northern Botswana

October 28, 2019October 29, 2019 MARTIN MACIAS JR
Africa, evolution, genomes, Research

Africa has long been known as the cradle of life, but the exact location of our evolutionary breakthrough has evaded researchers – until now. In a stunning development, a study released Monday reveals that our ancestral homeland lies buried within an arid region in northern Botswana.

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Health International 

Altitude Likely Helped Andean People Survive Contact With Europeans

November 8, 2018 NICK MCCANN
genomes

Adapting to higher altitudes gave the people in the Andes Mountains an advantage most inhabitants of the “New World” unfortunately did not have: They were able to avoid being completely wiped out by the diseases of European colonists, according to a new genetic study of people in the region.

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Health Science 

Chilean Skeleton’s DNA Reveals Disease-Inducing Mutations

March 22, 2018July 5, 2018 SEAN DUFFY
DNA, genomes, South America

A 6-inch mummified humanoid skeleton found in Chile in 2003 with a bone age of 6 to 8 years at time of death has provoked speculation as to its origin. After whole genome sequencing of the skeleton, researchers offer insights into its ancestry and unusual physical characteristics.

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Science 

New Evidence Reveals How & When People First Arrived in North America

January 3, 2018January 4, 2018 SEAN DUFFY
genomes, history, migrants, Native Americans

Genetic evidence from recently analyzed fossils reveals how and when people who were among the first to arrive in North America came to the continent.

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Health Science 

Genetic Study Shows Humans Still Evolving

September 5, 2017September 6, 2017 SEAN DUFFY
diseases, evolution, genetics, genomes, Research, Tobacco

Natural selection actively weeds out unfavorable gene variants linked to heavy smoking and Alzheimer’s disease, according to a large-scale study that reveals humans continue to evolve.

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Science 

Key Protein Found to Be Guardian of Genome Stability

August 18, 2017 SEAN DUFFY
DNA, genomes

Scientists have finally determined why histone 1 – a protein in cell nuclei – is a major form of protection against genomic instability and vital for organisms in general.

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Science 

DNA Sequencing of Wild Wheat Key to Boosting Food Production

July 6, 2017May 10, 2018 SEAN DUFFY
Agriculture, food, genomes

Researchers have identified specific traits of a drought-resistant variety of wheat which they say can boost agricultural production and safety as environmental changes threaten the global food supply. 

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Environment Science 

Decoded Genome May Help Tortoise Win Survival Race

May 31, 2017June 1, 2017 SEAN DUFFY
desert, genomes, tortoise

A “slow and steady” adaptation to evolving hazards will not save the Mojave Desert tortoise from extinction, and to save the endangered iconic species researchers have decoded the tortoise’s genome to identify specific genes that will guide conservation efforts and improve its likelihood of survival.

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Science 

Genetic ‘Meltdown’ Linked to Woolly Mammoths’ Demise

March 2, 2017May 24, 2018 SEAN DUFFY
animals, extinction, genomes, history

The last population of woolly mammoths suffered from a “mutational meltdown” in their genomes that interfered with gene functions and ultimately led to their extinction.

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