An abstract illustration of a tooth on a bluish background, signifying teeth that are a source of multipotent dental stem cells that can have therapeutic applications in dental diseases and beyond.

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Stem cells in the teeth and gums are multipotent and easily accessible. Scientists are researching ways to harness their power for therapies beyond dentistry.

Dental Stem Cells Regenerate More Than Just Smiles

When experiments refuse to cooperate, you try again and again. For Rafael Najmanovich, the setbacks ultimately pushed him in a new direction.

A Stubborn Gene, a Failed Experiment, and a New Path

TS Digest

A Space Sequence Saga

Illustration shows multiple hands holding phones displaying &ldquo;fake news&rdquo; on the screen.&nbsp;

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Illustration shows multiple hands holding phones displaying fake news on the screen.

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Let&#39;s Keep Science Real

Article

Conceptual image of nucleic acid extraction from a formalin-fixed, paraffin-embedded tissue sample, with the tissue shown in the background and a magnifying glass with colored bands of nucleic acid in the foreground.

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Conceptual image of DNA extraction on a blue background, with test tubes in the foreground.

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How to Catalyze RNA and DNA Extraction Success

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Colorful assortment of genes in a glass jar and hands entering the picture presenting different numerical guesses to the number of genes in the human genome.

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Cells with chromosomes in their nuclei against a blue background. A zoom-in on one chromosome shows additional detail, including telomeres and double-stranded DNA.

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Photo of Steven Salzberg, a computational biologist at Johns Hopkins University. 

Photo of Steven Salzberg, a computational biologist at Johns Hopkins University. Salzberg discussed the challenges in quantifying the number of genes present in the human genome.

How Many Genes Do Humans Have?

Explainer

Illustration of blood moving through a vein.

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A photo of the Protein Plus BCT&trade; for whole blood samples.&nbsp;

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How to Preserve Blood Sample Integrity for Proteomic Analysis

Liisa Galea smiles at the camera while wearing a purple shirt and black jacket.

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A white and tan mother rat watches over several rat pups.

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A white and tan mother rat watches over several rat pups.&nbsp;

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Babies on the Brain

Crystalline ball-and-stick model representation of a molecular structure.

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An infographic describing the workflow for the LysA&trade; Universal PARylation Assay Kit. Cells are lysed, creating a protein lysate solution. The lysate is then probed with antibodies to determine the amount of PARylation using chemiluminescence.

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Prioritizing PARylation in DNA Damage and Repair

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An illustration of a female astronaut working on DNA experiments in space.

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Kate Rubins conducts experiments on the ISS.

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Interview

The researcher Sini&#x0161;a Hrvatin wears a blue shirt and smiles at the camera. He stands in front of a painting.

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Unveiling the Mysteries of Hibernation and Torpor

Image of Mallory Havens wearing a white lab coat and blue gloves.

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A woman looks shocked as a radioactive waste container leaks onto the floor in front of the exit door.

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When the Floor is Radioactive

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A scientist in the middle of the screen is in a lab coat in a laboratory on the left but is dressed in a suit giving a scientific presentation in a board room on the right.

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Starting Up a New Endeavor

Image of a brain section with various colors to denote different cell types (left) and different brain regions (right).

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Image of a smiling woman in a grey shirt and black jacket.

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Image of a smiling woman in a blue jacket as she stands next to a microscope.

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A Cell-by-Cell Map of the Entire Mouse Brain

Science Snapshot

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Science Crossword Puzzle

Crossword Puzzle

Astronaut Kathleen Rubins and her samples do not settle when it comes to space biology.