Image of forensic scientist Mitchell Holland. In the background there is someone in a white jumpsuit standing in front of caution tape.

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Image of a forensic scientist holding a magnifying glass to DNA to reveal a DNA fingerprint.

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Image of a forensic scientist holding a magnifying glass to DNA to reveal a DNA fingerprint. 

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DNA Profiling: Tracing Killers and Solving Mysteries Using Genetic Clues

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Photo of Holowatyj wearing a white lab coat. She is sitting at a laboratory bench and pipetting a liquid from a falcon tube.

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Illustration of a young adult looking at their phone as they walk through an arrow that is pointing up. An illustration of a colon is in the background.

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Generation X and Millennials Face a Steep Rise in Early-Onset Colorectal Cancer Cases

A red male cardinal and a brownish female sit on a branch in front of a green background.

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A black and white image of Nettie Stevens wearing a high-necked dress and a large hat.

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Richel Meisel wears a red collared shirt and stands in front of a light background.

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A tank filled with small fish in the laboratory.

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Judith Mank and a handful of other researchers observe tanks of guppies in the laboratory.

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A small brown mouse with a white underbelly.

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An underwater image of a snorkeler over a coral reef.

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Sex Determination: It&rsquo;s in the Genes&mdash;Sometimes

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Scientists dive into the genomes of whales, elephants, and other animal giants looking for new weapons in the fight against cancer.

Peto's Paradox: How Gigantic Species  Evolved to Beat Cancer

A long-term study of nearly 800 patients demonstrated a strong safety profile for T cells engineered with viral vectors.

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Study Confirms Safety of Genetically Modified T Cells

TS Digest

The First Americans

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May D1 cartoon of scientists working underground

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Ten Minute Sabbatical

Crossword Puzzle

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Opinion: How Large International Collaborations Have Fared in the Pandemic

News

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Photo of the fish croakers(family Sciaenidae)

Fish Are Chattier Than Previously Thought

Feature

Image of a sperm hook (<em>Peromyscus leucopus</em>)

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Image of sperm hooks (<em>Peromyscus maniculatus</em>)

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The Mystery of the Mouse Sperm Hook

Illustrated map showing where evidence was found of the earliest humans

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Illustration showing migration of the earliest humans

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Composite image of earliest humans and wooly mammoths

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New Evidence Complicates the Story of the Peopling of the Americas

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Infographic: Mixed Evidence on Human Occupation of the Americas

Infographic

Photo of a North American caribou (Rangifer tarandus) in Jasper National Park in Canada

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Dozens of Genes Tied to Caribou&rsquo;s Seasonal Migration

Image of not-to-scale renderings of the skulls of various primate species

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Surface Area of Tooth Roots Predicts Primate Body Size

Photo of John Calhoun crouches within his rodent utopia-turned-dystopia

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Universe 25 Experiment

Foundations

Mounting evidence suggests people reached the new world thousands of years earlier than previously thought