Pregnancy tests today are as simple as peeing on a toothbrush-size stick and waiting a few minutes. Chemicals in the sticks can detect a key pregnancy hormone: human chorionic gonadotropin (hCG). Back ...

When University of Vermont researcher Josh Bongard and his colleagues in Massachusetts began working on a project to build robots using artificial intelligence and frog stem cells, one of their first ...

What happens when you cross stem cells from a frog heart and frog skin? Not much—that is, until you program those cells to move. In that case, you've created a xenobot, a new type of organism that's ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...

What defines how an organism is built? When biologists from Tufts University and the University of Vermont took stem cells out of the embryos of African clawed frogs and allowed them to develop ...

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In the summer of 2024, cardboard shipping boxes containing 30 live African clawed frogs packed in damp wood shavings arrived at Fred Hutch Cancer Center. The amphibians were delivered to the new frog ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

What happens when you take cells from frog embryos and grow them into new organisms that were “evolved” by algorithms? You get something that researchers are calling the world’s first “living machine.

I grew up watching Transformers and loved things that transform, like toys and butterflies. I studied insects in college and graduate school, particularly caterpillars and memory. We wondered whether ...