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| 6 min read
Researchers who work with materials such as fetal tissue and human embryonic stem cells are facing new restrictions, the latest in a long line of regulations, that could impede important advances.

human embryos

gene, CRISPR, CRISPR-Cas9, gene editing, human embryo, chromosome, mutation, deletion

CRISPR Gene Editing Prompts Chaos in DNA of Human Embryos

Genome Editing on Board

Rice University Professor Helped Generate CRISPR’d Babies

New Techniques Detail Embryos’ First Hours and Days

Infographic: How Embryos Take Control of Their Own Development

Technique Adapted from CRISPR-Cas9 Corrects Mutation in Human Embryos

Scientists Doubt Results of CRISPR’d Embryos

Details Published on CRISPR-treated Embryos

Scientists Edit Viable Human Embryos in U.S.

Image of the Day: See-Through Embryos

TS Picks: September 26, 2016

Embryo Watch

Embryo Editing Gets Green Light in U.K.

Fiddling with Human Genes

Tide Shifting on Embryo Gene Editing?

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Universe 25 Experiment

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Sex Determination: It’s in the Genes—Sometimes

A group of large animals, some of which are being studied for cancer resistance genes and proteins, are pictured, including a bison, an elephant, a giraffe, a manatee, a zebra, and a whale.

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

A cross-section of a mouse brain with staining for NOVA1 and cell nuclei.

Strange Squeaks: A Uniquely Human Gene Alters Mouse “Songs”

Multimedia

Discover the history, mechanics, and potential of PCR.

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Understanding Disease Through Biomarkers

Understanding Disease Through Biomarkers

A greyscale image of cells dividing.
March 2025, Issue 1

How Do Embryos Know How Fast to Develop

In mammals, intracellular clocks begin to tick within days of fertilization.

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Discover the history, mechanics, and potential of PCR.

Become a PCR Pro

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Explore polypharmacology’s beneficial role in target-based drug discovery

Embracing Polypharmacology for Multipurpose Drug Targeting

Fortis Life Sciences
3D rendered cross section of influenza viruses, showing surface proteins on the outside and single stranded RNA inside the virus

Genetic Insights Break Infectious Pathogen Barriers

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A photo of sample storage boxes in an ultra-low temperature freezer.

Navigating Cold Storage Solutions

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Evotec Announces Key Progress in Neuroscience Collaboration with Bristol Myers Squibb