Human Evolution

Wild capuchins make stone tools, but don't know how to use them.

Wild Monkeys Unintentionally Make Stone Age Tools, But Don't See the Point

Scientists observe a “unique” human behavior in wild animals

Anthropologists have long debated the origins of human violence.

Can Resource Scarcity Really Explain a History of Human Violence?

Data from thousands of California burial sites suggests that a lack of resources causes violence. But that conclusion may be too simplistic

María Esther Heredia Lecaro de Capovilla lived to be 116 years and 347 days old. Here she is at age 115.

Have Humans Hit Their Maximum Lifespan?

Researchers say 115 years old is the ceiling for most of us—with a few outliers able to live a bit longer

Doggonit: Genes That Make Fido Human Friendly Also Linked to Mental Disorders

Dogs’ diversity could make them vulnerable to disorders similar to OCD and autism

Aboriginal rock art at Ubirr in Kakadu National Park.

New DNA Analysis Shows Aboriginal Australians Are the World's Oldest Society

The group was the first to split after a single wave of migration out of Africa took place between 51,000 and 72,000 years ago, study shows

Blind People Can Use Visual Areas of the Brain to Solve Math Problems

The brain is a highly adaptable organ

A Starchy Sixth Sense Could Explain Why Humans Love Carbs

Our tongues may be even more sensitive than once thought

Unnerving Find: Cells That Control Goosebumps and Nipple Erections

A new study documents eight new types of nerve cells, including ones that control sweating and blood flow

Reconstruction of Lucy’s vertical deceleration event, by the authors of the new study.

Did Anthropologists Just Solve the 3-Million-Year-Old Mystery of Lucy’s Death?

Researchers think they've reconstructed the fatal plunge and last terrifying seconds of the hominin's life

A reconstruction of Ötzi the Iceman at the South Tyrol Museum of Archaeology.

DNA Analysis Reveals What Ötzi the Iceman Wore to His Grave

He rocked surprisingly complex fashion for the Copper Age

An ancient stone tool used to butcher a rhinoceros.

Ancient Hominids Used These 250,000-Year-Old Tools for Butchery

Traces of blood on the prehistoric tools, suggest our ancestors had a much more varied diet than once thought

Thanks, evolution.

The Evolutionary Reason Why Women Orgasm

New research suggests the female orgasm is tied to ovulation, not reproduction

Sperm whales, giant squid and humans all have a mitochondrial "Eve."

No, a Mitochondrial 'Eve' Is Not the First Female in a Species

The latest story about a sperm whale “Eve” shows how people misunderstand the evolutionary term. Fear not: We can clarify

Mammals May Have Dinosaurs to Thank for Their Night Vision

Mammals most likely developed a new pathway to night vision to avoid the jaws of dinos and other daytime predators

This Tropical Fish Can Be Taught to Recognize Human Faces

New study trained fish to spit at human faces

An artist's reconstruction of what the hobbit may have looked like housed in Smithsonian's National Museum of Natural History.

The “Hobbit” Lineage May Be Much Older Than Previously Thought

A new find hints that the short-statured hominins could have been living in Indonesia over a half a million years earlier than previous estimates

Bison Fossils Offer Clues to Track Human Migration Into the Americas

DNA analysis of bison fossils show that people likely migrated down the Pacific coast and not through the Rocky Mountains

Playtime with baby can help expand a child’s attention span, a new study shows.

Infants Learn to Pay Attention (or Not) From Watching Mom and Dad

Parents who focus on play may help babies develop critical skills that predict future success

Human Diseases May Have Doomed the Neanderthals

Stomach ulcers, herpes, ringworm and other tropical diseases may have all contributed to the Neanderthal demise

Humans and Neanderthals May Have Had Trouble Making Male Babies

The Neanderthal Y chromosome hasn't persisted in modern humans

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