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Extremely curved spacetime can warp cause and effect, creating channels for backward communication

A linguist lays out what communicating with aliens could actually involve—and what that tells us about human language

There we were, a regular murderers’ row of librarians. Little Jo. Eustace. And me. Turning around in the nave of our library to greet the sound of footsteps, pistols leveled in case whoever was coming in didn’t respect sanctuary. Little Jo had a

Earlier this week, Life Biosciences, a biotech company focused on reversing age-related diseases, announced that it had dosed its first volunteer. A person with glaucoma has had an experimental treatment injected straight into their eyeball. The idea

MIT Technology Review Explains: Let our writers untangle the complex, messy world of science and technology to help you understand what’s coming next. You can read more from the series here. Your brain lives in the dark space of your skull. Yet it

In a first, the American College of Obstetricians & Gynecologists released its own vaccine schedule

Salt, with its ability to seal liquid in, is uniquely suited to storing the nation’s Strategic Petroleum Reserve

This tiny robot might look like a high-tech hamster ball, but it could hasten lunar exploration

Researchers have created the first high-resolution global map of the extent of one of Earth’s largest—and least visible—living networks

Children living in areas with low socioeconomic opportunities have more tired and stressed brains, a new study finds