DNA
This Tiny Fern Has the World's Largest Known Genome
The plant's genome has about 50 times as many base pairs as a human's, and its DNA from a single cell would stretch longer than a football field
50,000-Year-Old Neanderthal Bones Have Remains of Human Viruses, Scientists Find
The preliminary analysis is a first step in testing the theory that infectious diseases played a role in Neanderthals' extinction
Google Releases A.I. That Can Predict How the Human Body's Molecules Behave, Boosting Drug Discovery Research
Called AlphaFold 3, the latest update of the software models the interactions of proteins with DNA, RNA and other molecules for the first time
Locks of Beethoven's Hair Are Unraveling the Mysteries of His Deafness and Illnesses
Researchers found high levels of lead, mercury and arsenic in the German composer's hair, which may help explain some of his many ailments
Medieval Squirrels and Humans May Have Spread Leprosy Back and Forth
Archaeologists uncovered evidence of leprosy in a medieval red squirrel in England, and DNA evidence revealed the strain was similar to what was circulating in humans at the time
Meet Shanidar Z, a Neanderthal Woman Who Walked the Earth 75,000 Years Ago
After carefully piecing her skull back together, archaeologists and paleoartists have created a lifelike 3D reconstruction of the woman's face
Personalized Melanoma Vaccine Could Be a 'Game Changer' by Teaching the Body to Fight Cancer Cells
The mRNA therapy, designed to prevent treated skin cancer from returning, is entering its third phase of trials
Endangered Ocelots May Be Expanding Their Range in Texas
DNA testing of an ocelot killed in 2021 raises the possibility that the creatures may be roaming outside their established South Texas territory, which is currently their only stronghold in the country
A Young Sailor's Remains Have Been Identified Eight Decades After He Died at Pearl Harbor
David Walker was a 19-year-old mess attendant aboard the USS "California" when Japan launched its surprise attack
Two New Species of Killer Whale Should Be Recognized, Study Says
A couple of eastern North Pacific populations of orcas have qualities that set them apart, according to researchers
See The Face of Emperor Wu, a Sixth-Century Chinese Ruler Brought to Life with DNA Analysis
Genetic analysis of DNA from his skeleton offers not only a first glimpse at his face, but also insight into his mysterious death
Modern Indian People Have a Wide Range of Neanderthal DNA, Study Finds
Genomes of Indian people today reveal links to a prehistoric migration and a group of Iranian farmers, as well as several new sequences from the Neanderthal genome
Scientists Grow Elephant Stem Cells in Key Step Toward Woolly Mammoth 'De-Extinction'
The team's lofty goal of "resurrection" is still far from reality, but scientists say the advancement in understanding cells could help with elephant conservation
DNA Reveals Presence of Down Syndrome in Ancient Society
The burials of infants with Down syndrome in Europe provide insight into how babies with genetic conditions were cared for in premodern times, according to a new study
Gene-Edited Pork Could Be Coming Soon to Your Dinner Plate
Scientists are using CRISPR technology to make pigs immune to a deadly virus—and they're hoping for FDA approval by early next year
DNA From 2,000-Year-Old Skeletons Hints at the Origins of Syphilis
In contrast to a common theory, new findings suggest Columbus-led expeditions may not have transported syphilis to Europe from the Americas, though they cannot disprove the claim with certainty
Prehistoric Chewing Gum Reveals Diet, Oral Health of Stone Age Teenagers
From preserved DNA, researchers identified which plants and animals the young people would have eaten or used for making clothing—and they found one case of a severe gum infection
How Are Tardigrades So 'Indestructible?' Scientists Finally Have an Explanation
The tiny animals nicknamed "water bears" can endure extreme conditions by entering a deep hibernation with a switch at the molecular level, a new study finds
Meet Elma, a Woolly Mammoth Who Roamed Far and Wide More Than 14,000 Years Ago
By analyzing a fossilized tusk, scientists have pieced together the animal's movements
DNA From the Ocean's 'Twilight Zone' Could Lead to New Lifesaving Drugs, Scientists Say
Researchers catalogued the genes of more than 300 million groups of marine bacteria, viruses and fungi in hopes that the database could lead to breakthroughs in medicine, energy and agriculture
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