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Genetics

The eugenics movement formed the basis for policies in Nazi Germany and discrimination against Black people based on sickle cell disease in the United States.

Genetics Society Issues Apology for Ties to Eugenics and Racism

In a new report, the American Society of Human Genetics details its failures to address false and unjust uses of the field

Red junglefowl, ancestors of wild chickens, are known to mix with domestic birds.

The Wonderful World of Birds

Why Chickens Need to Stop Breeding With Their Wild Cousins

The red junglefowl is losing important genetic diversity in its native Asian habitat

An illustration of Charles Byrne, whose bones were displayed at the Hunterian Museum in London for some 200 years

Why a London Museum Is Removing the Skeleton of an ‘Irish Giant’ From View

Charles Byrne asked for his body to be buried at sea. Instead, an anatomist bought his bones and displayed them to the public

An Anolis cristatellus lizard in Puerto Rico.

Genetic Mutations Could Help Lizards Survive City Life

Urban Puerto Rican crested anoles show genetic changes related to immune function, metabolism and limb and skin development

A grave with bones that were analyzed

Ancient DNA Charts Native Americans’ Journeys to Asia Thousands of Years Ago

Analysis of ten Eurasian individuals, up to 7,500 years old, gives a new picture of movement across continents

An old Viking ship under the Northern Lights in Iceland

Ancient DNA Reveals a Genetic History of the Viking Age

Nearly 300 ancient genomes shed light on how people migrated and genes flowed in Scandinavia

A growing movement is underway to halt chronic disease by protecting brains and bodies from the biological fallout of aging.

Could Getting Rid of Old Cells Help People Live Disease-Free for Longer?

Researchers are investigating medicines that selectively kill decrepit cells to promote healthy aging

Innovators may want to create soft robots that more accurately replicate the dynamics of an elephant’s trunk.

Seven Scientific Discoveries From 2022 That May Lead to New Inventions

Nature is a breeding ground for innovative solutions to everything from aging to plastic pollution

The elusive yeast strain had been lurking in the soil at the University College Dublin in Ireland.

Elusive Yeast That Gave Rise to Lagers Found in Europe for the First Time

Students in Ireland discovered the ancestral fungus in the soil on their university’s campus

A replica of a Denisovan finger bone fragment. Now extinct, Denisovans were an ancient species of human that mated with ancestors of modern humans.

Denisovan DNA May Have Shaped Immune Systems in Papua New Guinea

The inherited genetic mutations might provide an advantage in fighting diseases

A cinnamon black bear

Why Do Some Black Bears Have Brown Fur?

New research pinpoints the 9,000-year-old genetic mutation that gives some black bears a cinnamon-colored hue

This year’s picks include Fresh Banana Leaves, Origin and Starry Messenger.

The Best Books of 2022

The Ten Best Science Books of 2022

From a detective story on the origins of Covid-19 to a narrative that imagines a fateful day for dinosaurs, these works affected us the most this year

Workers converting a 15th-century granary (large brown building pictured) into a parking garage in Erfurt, Germany, uncovered graves from a medieval Jewish cemetery.

How Construction of a Parking Lot Uncovered New Insights About Medieval Jews

A new DNA study suggests Ashkenazi Jews living in 14th-century Germany were surprisingly genetically diverse

Under the right conditions, researchers say, some crop yields could increase by 50 percent or more.

Is Hacking Photosynthesis the Key to Increasing Crop Yields?

It’s an agricultural moonshot, but scientists hope to make plants like corn, wheat and barley as heat and drought resistant as cactus

A sonogram of a human fetus. 

Doctors Treated a Child for a Genetic Disease Before She Was Born

Treating fetuses for the enzyme deficiency might prevent early disease progression

An image captured by a scanning electron microscope of Yersinia pestis bacteria, which causes the bubonic plague. 

Medieval Skeletons Reveal How the Bubonic Plague Influenced Human DNA

Genes passed down by survivors fended off the Black Death, but they now increase the risk of immune disorders

About one in five students has a language-based learning disability. 

Scientists Identify Genes Linked to Dyslexia

In the largest study of its kind, researchers pinpointed 42 genetic variations tied to the language-based learning disability

An illustration of a Neanderthal father and his daughter

Cool Finds

Ancient DNA Reveals the First Known Neanderthal Family

The lived with a small community in a Siberian cave some 54,000 years ago

Svante Pääbo poses with a model of a Neanderthal skeleton after winning the 2022 Nobel Prize in Physiology or Medicine.

Svante Pääbo Wins Nobel Prize for Unraveling the Mysteries of Neanderthal DNA

The Swedish geneticist used 40,000-year-old bones to sequence the early humans’ genome

Skull of a Neanderthal, or Homo neanderthalensis

What’s the Difference Between a Human and Neanderthal Brain?

One small variation in DNA may have helped Homo sapiens out-compete our ancient relatives

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