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Health & Medicine

By ganging up, HIV antibodies may defeat the virus

A duo or trio of powerful antibodies was effective at stopping an HIV-like infection in lab monkeys, two studies find.

Genetics

In a first, human embryos edited to explore gene function

In groundbreaking research, CRISPR/Cas9 used to study human development for the first time.

Astronomy

Readers ponder mini-spacecraft and Canaanites’ genomes

Readers have questions about miniature spacecraft project and Canaanite genealogy.

Tech

Nature offers inspiration, and occasionally courage

Acting Editor in Chief Elizabeth Quill discusses how nature can inspire people to make long-lasting change.