But the practical challenges of breeding and maintaining unconventional lab animals persist

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There’s been a lot of talk about overinvestment in interventions aimed at amyloid in the weeks since Biogen discontinued a late-stage study of aducanumab, an experimental therapy for Alzheimer’s disease

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For the past 37 years, a small research lab in Beltsville, Maryland, has been the world’s leading hub for scientists working on Toxoplasma gondii, a parasite that infects more than 1 billion people globally, causing death, blindness, and birth defects

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The U.S. Agriculture Department announced Tuesday that it’s putting an end to a controversial research program that led scientists to kill thousands of cats over decades

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Gene-editing technology has accelerated progress on animal organ transplant to the point where scientists will soon begin the first human trials

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A legal case involving a famous solitary elephant poses a fundamental question about animals’ rights

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The unintended consequences of animal gene editing. Unintended effects have included enlarged rabbit tongues and extra pig vertebrae, as bioethicists warn of hubris

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Over 60 common pharmaceuticals have been found in river-dwelling wildlife in Australia, highlighting the need for better wastewater treatment strategies

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