Around 200 million animals are used in lab research around the world each year. Organoids may one day replace them.

Microglia (immune cells) and the RANK protein are essential for triggering puberty and maintaining fertility in the brain.

Thirty babies in a lifetime might sound unbelievable, but in the animal world, that number can be modest. Reproduction follows a clear biological pattern.

Invasive species hitchhike in unusual ways, and many might even be hopping in your suitcase or on your cruise ship.

A new wearable AI system watches your hands through smart glasses, guiding experiments and stopping mistakes before they happen ...

Michelle Obama reveals she recently got ten piercings in one sitting The story behind Putin’s awkward fall Navy pilots reported UFOs over Antarctica - they were told to stay silent My Boyfriend Makes ...

Videos aimed at pets are drawing millions of views. But who’s actually watching? By Emily Anthes Emily Anthes is a science reporter who writes Pet Theory, a column about our creature companions. Show ...

We don’t experience the world through neat, separate senses—everything blends together. Smell, touch, sound, sight, and balance constantly influence one another, shaping how food tastes, objects feel, ...

Researchers should urgently think about how humans can reproduce in space, experts have said. As humanity looks towards living beyond Earth, we need to understand how human reproduction will actually ...

Beginning in the late 19th century and continuing through the mid-20th century, communities across the country relied largely on women’s unpaid civic labor to create welcome, integration, and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: While most estimates place the current human ...

The oldest known wooden tools have been found in an opencast mine in Greece. They are 430,000 years old and were made by an unidentified species of ancient human – perhaps the ancestors of ...