Recent enthusiasm for field experiments, and especially for natural field experiments (NFEs), in which subjects go about their daily activities unaware that any study is taking place, has sometimes ...

Humans have unwittingly been carrying out evolution experiments for millennia through the domestication of plants, animals, and fungi. Starting with the seminal experiments of William Dallinger in the ...

Due to their genetic and physiological similarities to humans, lab rodents have become the cornerstone of animal research. Olena Kurashova/iStock More than 20 years ago, two Harvard University medical ...

Last year, in July, Reine Protacio’s experiments suddenly stopped working. Every scientist encounters baffling results from time to time; you chalk it up to error, repeat the experiment, and hope for ...