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Serengeti: Nature’s Living Laboratory

This film explores the foundational research in the Serengeti National Park, Tanzania, that uncovered many of the ecological principles that govern how animal populations and communities are regulated.

Library of spider silk could hold secrets for new materials

A lab at the American Museum of Natural History is uncovering the genes behind each type of spider silk to create a sort of “silk library.” It’s part of an effort to learn how spiders make so many kinds of silk and what allows each kind to behave differently.

Doctors use HIV in gene therapy to fix ‘bubble boy’ disease

They were born without a working germ-fighting system, every infection a threat to their lives. Now eight babies with “bubble boy disease” have had it fixed by a gene therapy made from one of the immune system’s worst enemies — HIV, the virus that causes AIDS.

Chinese researcher claims first gene-edited babies

A Chinese researcher claims that he helped make the world’s first genetically edited babies — twin girls born this month whose DNA he said he altered with a powerful new tool capable of rewriting the very blueprint of life. If true, it would be a profound leap of science and ethics. A U.S.